#232F57#232F57

#232F57 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.6% C 0.073 H 269.3°. Best body text is #FFFFFF at 13.00:1 contrast (WCAG AA passes).

Color values

HEX	#232F57
RGB	rgb(35, 47, 87)
HSL	hsl(226, 43%, 24%)
HSV	hsv(226, 60%, 34%)
CMYK	cmyk(59.8%, 46%, 0%, 65.9%)
CIE-LAB	lab(20.35, 8.52, -25.80)
CIE-LCH	lch(20.35, 27.17, 288.27°)
OKLab	oklab(31.65% -0.0009 -0.0733)
OKLCH	oklch(31.65% 0.073 269.3)
XYZ	xyz(3.4294, 3.0782, 9.4284)
Luminance	0.0308 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232F57 #574B23

analogous

#234957 #232F57 #312357

triadic

#232F57 #57232F #2F5723

tetradic

#232F57 #572349 #574B23 #235731

square

#232F57 #572349 #574B23 #235731

split-complementary

#232F57 #573123 #495723

monochromatic

#090C16 #11172B #232F57 #354783 #465EAE

Accessibility & contrast

On white

13.00

#232F57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#232F57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232F57

13.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232F57	#FFFFFF	#000000	##FFFFFF
##232F57	1.00	13.00	1.62	13.00
#FFFFFF	13.00	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	13.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E3459

Deuteranopia (green-blind)

#182F56

Tritanopia (blue-blind)

#06383E

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #232f57;
/* rgb */ color: rgb(35, 47, 87);
/* oklch */ color: oklch(31.6% 0.073 269.3);

Tailwind

colors: {
  custom: {
    50: '#636786',
    500: '#232f57',
    950: '#000000',
  },
}

SCSS

$custom: #232f57;
$custom-light: #636786;
$custom-dark: #000000;

JSON

{
  "hex": "#232f57",
  "rgb": {
    "r": 35,
    "g": 47,
    "b": 87
  },
  "hsl": {
    "h": 226.154,
    "s": 42.623,
    "l": 23.922
  },
  "oklch": {
    "l": 0.31645,
    "c": 0.07332,
    "h": 269.3
  },
  "luminance": 0.03078
}

Semantic roles & 50–950 ramp

primary

#232F57

secondary

#8B7C4B

accent

#B655D2

background

#F6F6F8

surface

#EBEBEF

border

#C6C6CA

text

#05060B

muted

#7A7A7C

Preview Lab

Preview with #232F57

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

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