#424F89#424F89

#424F89 is a dark, moderate blue. Relative luminance 0.086; OKLCH L 44.5% C 0.096 H 272.4°. Best body text is #FFFFFF at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#424F89
RGB	rgb(66, 79, 137)
HSL	hsl(229, 35%, 40%)
HSV	hsv(229, 52%, 54%)
CMYK	cmyk(51.8%, 42.3%, 0%, 46.3%)
CIE-LAB	lab(35.11, 12.18, -34.03)
CIE-LCH	lch(35.11, 36.14, 289.69°)
OKLab	oklab(44.51% 0.0041 -0.0964)
OKLCH	oklch(44.51% 0.096 272.4)
XYZ	xyz(9.5567, 8.5558, 24.8099)
Luminance	0.0856 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424F89 #897C42

analogous

#427389 #424F89 #594289

triadic

#424F89 #89424F #4F8942

tetradic

#424F89 #894273 #897C42 #428959

square

#424F89 #894273 #897C42 #428959

split-complementary

#424F89 #895942 #738942

monochromatic

#1A1F36 #2E3760 #424F89 #5969AF #828EC3

Accessibility & contrast

On white

7.75

#424F89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#424F89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424F89

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424F89	#FFFFFF	#000000	##FFFFFF
##424F89	1.00	7.75	2.71	7.75
#FFFFFF	7.75	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38568B

Deuteranopia (green-blind)

#315088

Tritanopia (blue-blind)

#245B65

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #424f89;
/* rgb */ color: rgb(66, 79, 137);
/* oklch */ color: oklch(44.5% 0.096 272.4);

Tailwind

colors: {
  custom: {
    50: '#7b80ac',
    500: '#424f89',
    950: '#000000',
  },
}

SCSS

$custom: #424f89;
$custom-light: #7b80ac;
$custom-dark: #000000;

JSON

{
  "hex": "#424f89",
  "rgb": {
    "r": 66,
    "g": 79,
    "b": 137
  },
  "hsl": {
    "h": 229.014,
    "s": 34.975,
    "l": 39.804
  },
  "oklch": {
    "l": 0.44511,
    "c": 0.09647,
    "h": 272.4
  },
  "luminance": 0.08556
}

Semantic roles & 50–950 ramp

primary

#424F89

secondary

#AEA479

accent

#B75DCB

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#0A0A10

muted

#7C7C7F

Preview Lab

Preview with #424F89

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

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