#424E8D#424E8D

#424E8D is a dark, moderate blue. Relative luminance 0.085; OKLCH L 44.5% C 0.104 H 273.3°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#424E8D
RGB	rgb(66, 78, 141)
HSL	hsl(230, 36%, 41%)
HSV	hsv(230, 53%, 55%)
CMYK	cmyk(53.2%, 44.7%, 0%, 44.7%)
CIE-LAB	lab(35.06, 14.18, -36.56)
CIE-LCH	lch(35.06, 39.21, 291.20°)
OKLab	oklab(44.55% 0.0061 -0.1038)
OKLCH	oklch(44.55% 0.104 273.3)
XYZ	xyz(9.7773, 8.5295, 26.3253)
Luminance	0.0853 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424E8D #8D8142

analogous

#42738D #424E8D #5B428D

triadic

#424E8D #8D424E #4E8D42

tetradic

#424E8D #8D4273 #8D8142 #428D5B

square

#424E8D #8D4273 #8D8142 #428D5B

split-complementary

#424E8D #8D5B42 #738D42

monochromatic

#1B203A #2E3763 #424E8D #5A68B2 #848EC5

Accessibility & contrast

On white

7.76

#424E8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#424E8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424E8D

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424E8D	#FFFFFF	#000000	##FFFFFF
##424E8D	1.00	7.76	2.71	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#34568F

Deuteranopia (green-blind)

#2C4F8C

Tritanopia (blue-blind)

#215C66

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #424e8d;
/* rgb */ color: rgb(66, 78, 141);
/* oklch */ color: oklch(44.5% 0.104 273.3);

Tailwind

colors: {
  custom: {
    50: '#7c7faf',
    500: '#424e8d',
    950: '#000000',
  },
}

SCSS

$custom: #424e8d;
$custom-light: #7c7faf;
$custom-dark: #000000;

JSON

{
  "hex": "#424e8d",
  "rgb": {
    "r": 66,
    "g": 78,
    "b": 141
  },
  "hsl": {
    "h": 230.4,
    "s": 36.232,
    "l": 40.588
  },
  "oklch": {
    "l": 0.44546,
    "c": 0.10397,
    "h": 273.3
  },
  "luminance": 0.0853
}

Semantic roles & 50–950 ramp

primary

#424E8D

secondary

#B0A87B

accent

#BA5CCC

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#0A0A10

muted

#7C7C7F

Preview Lab

Preview with #424E8D

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

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