#232B56#232B56

#232B56 is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.6% C 0.078 H 273.1°. Best body text is #FFFFFF at 13.54:1 contrast (WCAG AA passes).

Color values

HEX	#232B56
RGB	rgb(35, 43, 86)
HSL	hsl(231, 42%, 24%)
HSV	hsv(231, 59%, 34%)
CMYK	cmyk(59.3%, 50%, 0%, 66.3%)
CIE-LAB	lab(19.04, 11.01, -27.23)
CIE-LCH	lch(19.04, 29.37, 292.02°)
OKLab	oklab(30.62% 0.0042 -0.0775)
OKLCH	oklch(30.62% 0.078 273.1)
XYZ	xyz(3.2362, 2.7567, 9.1639)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232B56 #564E23

analogous

#234456 #232B56 #342356

triadic

#232B56 #56232B #2B5623

tetradic

#232B56 #562344 #564E23 #235634

square

#232B56 #562344 #564E23 #235634

split-complementary

#232B56 #563423 #445623

monochromatic

#090B16 #11152B #232B56 #354181 #4656AD

Accessibility & contrast

On white

13.54

#232B56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#232B56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232B56

13.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232B56	#FFFFFF	#000000	##FFFFFF
##232B56	1.00	13.54	1.55	13.54
#FFFFFF	13.54	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183158

Deuteranopia (green-blind)

#112C55

Tritanopia (blue-blind)

#09343C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #232b56;
/* rgb */ color: rgb(35, 43, 86);
/* oklch */ color: oklch(30.6% 0.078 273.1);

Tailwind

colors: {
  custom: {
    50: '#636486',
    500: '#232b56',
    950: '#000000',
  },
}

SCSS

$custom: #232b56;
$custom-light: #636486;
$custom-dark: #000000;

JSON

{
  "hex": "#232b56",
  "rgb": {
    "r": 35,
    "g": 43,
    "b": 86
  },
  "hsl": {
    "h": 230.588,
    "s": 42.149,
    "l": 23.725
  },
  "oklch": {
    "l": 0.30621,
    "c": 0.07765,
    "h": 273.1
  },
  "luminance": 0.02757
}

Semantic roles & 50–950 ramp

primary

#232B56

secondary

#8A804B

accent

#BE56D2

background

#F6F5F8

surface

#EBEAEF

border

#C6C6CA

text

#05050B

muted

#7A797C

Preview Lab

Preview with #232B56

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

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