#424F85#424F85

#424F85 is a dark, moderate blue. Relative luminance 0.084; OKLCH L 44.3% C 0.090 H 272.0°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#424F85
RGB	rgb(66, 79, 133)
HSL	hsl(228, 34%, 39%)
HSV	hsv(228, 50%, 52%)
CMYK	cmyk(50.4%, 40.6%, 0%, 47.8%)
CIE-LAB	lab(34.89, 10.84, -31.93)
CIE-LCH	lch(34.89, 33.72, 288.76°)
OKLab	oklab(44.26% 0.0032 -0.0902)
OKLCH	oklch(44.26% 0.09 272)
XYZ	xyz(9.2750, 8.4431, 23.3267)
Luminance	0.0844 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424F85 #857842

analogous

#427185 #424F85 #574285

triadic

#424F85 #85424F #4F8542

tetradic

#424F85 #854271 #857842 #428557

square

#424F85 #854271 #857842 #428557

split-complementary

#424F85 #855742 #718542

monochromatic

#191E33 #2E375C #424F85 #5868AC #818DC0

Accessibility & contrast

On white

7.81

#424F85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#424F85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424F85

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424F85	#FFFFFF	#000000	##FFFFFF
##424F85	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A5587

Deuteranopia (green-blind)

#344F84

Tritanopia (blue-blind)

#275A63

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #424f85;
/* rgb */ color: rgb(66, 79, 133);
/* oklch */ color: oklch(44.3% 0.090 272.0);

Tailwind

colors: {
  custom: {
    50: '#7b80a9',
    500: '#424f85',
    950: '#000000',
  },
}

SCSS

$custom: #424f85;
$custom-light: #7b80a9;
$custom-dark: #000000;

JSON

{
  "hex": "#424f85",
  "rgb": {
    "r": 66,
    "g": 79,
    "b": 133
  },
  "hsl": {
    "h": 228.358,
    "s": 33.668,
    "l": 39.02
  },
  "oklch": {
    "l": 0.44264,
    "c": 0.09031,
    "h": 272
  },
  "luminance": 0.08444
}

Semantic roles & 50–950 ramp

primary

#424F85

secondary

#ABA178

accent

#B55ECA

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#0A0A10

muted

#7C7C7F

Preview Lab

Preview with #424F85

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

Preview Lab → · Contrast checker → · Palette generator →