Skip to main content
ToolsHub
#15CBB9

#15CBB9 Color — #15CBB9

Complete color reference for #15CBB9: conversions to RGB, HSL, HSV, CMYK, color harmonies, shades & tints scale, and WCAG accessibility contrast ratios.

Color Format Conversions

HEX#15CBB9
RGBrgb(21, 203, 185)
HSLhsl(174, 81%, 44%)
HSVhsv(174, 90%, 80%)
CMYKC:90% M:0% Y:9% K:20%
CSS Color#15CBB9
Decimal1428409
Luminance0.4637

WCAG Accessibility Contrast

#15CBB9 on White
Ratio: 2.04:1 — Fail
#15CBB9 on Black
Ratio: 10.27:1 — AAA
White on #15CBB9
Ratio: 2.04:1 — Fail
Black on #15CBB9
Ratio: 10.27:1 — AAA

WCAG AA requires ≥4.5:1 (normal text) or ≥3:1 (large text). WCAG AAA requires ≥7:1.

Shades & Tints Scale

50#F3FCFC
100#DCF7F5
200#B9EFEA
300#96E8E0
400#67DDD2
500#15CBB9
600#11A294
700#0D7A6F
800#08514A
900#05332E

Steps 50–400 are tints (mixed with white); 500 is the base color; 600–900 are shades (mixed with black).

Color Harmonies

Related Color Tools

Frequently Asked Questions

What is the RGB equivalent of #15CBB9?

The RGB equivalent is rgb(21, 203, 185). The red channel is 21, green is 203, and blue is 185 (scale 0–255).

What is the HSL value of #15CBB9?

The HSL value is hsl(174, 81%, 44%). Hue is 174°, saturation is 81%, and lightness is 44%.

Does #15CBB9 meet WCAG accessibility standards?

On a white background, #15CBB9 achieves a 2.04:1 contrast ratio (Fail). On a black background it achieves 10.27:1 (AAA). WCAG AA requires ≥4.5:1 for normal text.

What is the complementary color of #15CBB9?

The complementary color (180° opposite on the hue wheel) of #15CBB9 is #CB1527.