Skip to main content
ToolsHub
#003366

#003366 Color — #003366

Complete color reference for #003366: conversions to RGB, HSL, HSV, CMYK, color harmonies, shades & tints scale, and WCAG accessibility contrast ratios.

Color Format Conversions

HEX#003366
RGBrgb(0, 51, 102)
HSLhsl(210, 100%, 20%)
HSVhsv(210, 100%, 40%)
CMYKC:100% M:50% Y:0% K:60%
CSS Color#003366
Decimal13158
Luminance0.0333

WCAG Accessibility Contrast

#003366 on White
Ratio: 12.61:1 — AAA
#003366 on Black
Ratio: 1.67:1 — Fail
White on #003366
Ratio: 12.61:1 — AAA
Black on #003366
Ratio: 1.67:1 — Fail

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

Shades & Tints Scale

50#F2F5F7
100#D9E0E8
200#B3C2D1
300#8CA3BA
400#597A9C
500#003366
600#002952
700#001F3D
800#001429
900#000D1A

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 #003366?

The RGB equivalent is rgb(0, 51, 102). The red channel is 0, green is 51, and blue is 102 (scale 0–255).

What is the HSL value of #003366?

The HSL value is hsl(210, 100%, 20%). Hue is 210°, saturation is 100%, and lightness is 20%.

Does #003366 meet WCAG accessibility standards?

On a white background, #003366 achieves a 12.61:1 contrast ratio (AAA). On a black background it achieves 1.67:1 (Fail). WCAG AA requires ≥4.5:1 for normal text.

What is the complementary color of #003366?

The complementary color (180° opposite on the hue wheel) of #003366 is #663300.