#424D89#424D89

#424D89 is a dark, moderate blue. Relative luminance 0.083; OKLCH L 44.1% C 0.099 H 273.8°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#424D89
RGB	rgb(66, 77, 137)
HSL	hsl(231, 35%, 40%)
HSV	hsv(231, 52%, 54%)
CMYK	cmyk(51.8%, 43.8%, 0%, 46.3%)
CIE-LAB	lab(34.54, 13.49, -34.94)
CIE-LCH	lch(34.54, 37.45, 291.11°)
OKLab	oklab(44.07% 0.0066 -0.0991)
OKLCH	oklch(44.07% 0.099 273.8)
XYZ	xyz(9.4146, 8.2716, 24.7625)
Luminance	0.0827 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424D89 #897E42

analogous

#427189 #424D89 #5B4289

triadic

#424D89 #89424D #4D8942

tetradic

#424D89 #894271 #897E42 #42895B

square

#424D89 #894271 #897E42 #42895B

split-complementary

#424D89 #895B42 #718942

monochromatic

#1A1F36 #2E3660 #424D89 #5966AF #828CC3

Accessibility & contrast

On white

7.91

#424D89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#424D89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424D89

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424D89	#FFFFFF	#000000	##FFFFFF
##424D89	1.00	7.91	2.65	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35548B

Deuteranopia (green-blind)

#2E4E88

Tritanopia (blue-blind)

#245A64

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #424d89;
/* rgb */ color: rgb(66, 77, 137);
/* oklch */ color: oklch(44.1% 0.099 273.8);

Tailwind

colors: {
  custom: {
    50: '#7b7eac',
    500: '#424d89',
    950: '#000000',
  },
}

SCSS

$custom: #424d89;
$custom-light: #7b7eac;
$custom-dark: #000000;

JSON

{
  "hex": "#424d89",
  "rgb": {
    "r": 66,
    "g": 77,
    "b": 137
  },
  "hsl": {
    "h": 230.704,
    "s": 34.975,
    "l": 39.804
  },
  "oklch": {
    "l": 0.44072,
    "c": 0.09928,
    "h": 273.8
  },
  "luminance": 0.08272
}

Semantic roles & 50–950 ramp

primary

#424D89

secondary

#AEA679

accent

#BA5DCB

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#0A0A10

muted

#7C7C7F

Preview Lab

Preview with #424D89

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

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