#304E71#304E71

#304E71 is a dark, moderate cyan. Relative luminance 0.073; OKLCH L 41.7% C 0.069 H 253.2°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#304E71
RGB	rgb(48, 78, 113)
HSL	hsl(212, 40%, 32%)
HSV	hsv(212, 58%, 44%)
CMYK	cmyk(57.5%, 31%, 0%, 55.7%)
CIE-LAB	lab(32.41, 0.14, -23.50)
CIE-LCH	lch(32.41, 23.50, 270.35°)
OKLab	oklab(41.7% -0.02 -0.0661)
OKLCH	oklch(41.7% 0.069 253.2)
XYZ	xyz(6.9229, 7.2688, 16.6578)
Luminance	0.0727 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304E71 #715330

analogous

#306F71 #304E71 #333071

triadic

#304E71 #71304E #4E7130

tetradic

#304E71 #71306F #715330 #307133

square

#304E71 #71306F #715330 #307133

split-complementary

#304E71 #713330 #6F7130

monochromatic

#0C131B #1E3046 #304E71 #426C9C #608ABB

Accessibility & contrast

On white

8.56

#304E71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#304E71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304E71

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304E71	#FFFFFF	#000000	##FFFFFF
##304E71	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#405073

Deuteranopia (green-blind)

#374970

Tritanopia (blue-blind)

#06565A

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #304e71;
/* rgb */ color: rgb(48, 78, 113);
/* oklch */ color: oklch(41.7% 0.069 253.2);

Tailwind

colors: {
  custom: {
    50: '#6e7f9a',
    500: '#304e71',
    950: '#000000',
  },
}

SCSS

$custom: #304e71;
$custom-light: #6e7f9a;
$custom-dark: #000000;

JSON

{
  "hex": "#304e71",
  "rgb": {
    "r": 48,
    "g": 78,
    "b": 113
  },
  "hsl": {
    "h": 212.308,
    "s": 40.373,
    "l": 31.569
  },
  "oklch": {
    "l": 0.41699,
    "c": 0.06903,
    "h": 253.2
  },
  "luminance": 0.07269
}

Semantic roles & 50–950 ramp

primary

#304E71

secondary

#A2815B

accent

#9958D0

background

#F6F7F9

surface

#ECEEF2

border

#C7C9CC

text

#070A0E

muted

#7A7C7E

Preview Lab

Preview with #304E71

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →