#232C51#232C51

#232C51 is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.5% C 0.068 H 271.6°. Best body text is #FFFFFF at 13.54:1 contrast (WCAG AA passes).

Color values

HEX	#232C51
RGB	rgb(35, 44, 81)
HSL	hsl(228, 40%, 23%)
HSV	hsv(228, 57%, 32%)
CMYK	cmyk(56.8%, 45.7%, 0%, 68.2%)
CIE-LAB	lab(19.02, 8.41, -23.91)
CIE-LCH	lch(19.02, 25.34, 289.39°)
OKLab	oklab(30.5% 0.0019 -0.0678)
OKLCH	oklch(30.5% 0.068 271.6)
XYZ	xyz(3.0785, 2.7526, 8.1521)
Luminance	0.0275 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232C51 #514823

analogous

#234351 #232C51 #312351

triadic

#232C51 #51232C #2C5123

tetradic

#232C51 #512343 #514823 #235131

square

#232C51 #512343 #514823 #235131

split-complementary

#232C51 #513123 #435123

monochromatic

#090C15 #111526 #232C51 #35437C #485AA6

Accessibility & contrast

On white

13.54

#232C51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#232C51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232C51

13.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232C51	#FFFFFF	#000000	##FFFFFF
##232C51	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)

#1D3052

Deuteranopia (green-blind)

#182C50

Tritanopia (blue-blind)

#0E343A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #232c51;
/* rgb */ color: rgb(35, 44, 81);
/* oklch */ color: oklch(30.5% 0.068 271.6);

Tailwind

colors: {
  custom: {
    50: '#626482',
    500: '#232c51',
    950: '#000000',
  },
}

SCSS

$custom: #232c51;
$custom-light: #626482;
$custom-dark: #000000;

JSON

{
  "hex": "#232c51",
  "rgb": {
    "r": 35,
    "g": 44,
    "b": 81
  },
  "hsl": {
    "h": 228.261,
    "s": 39.655,
    "l": 22.745
  },
  "oklch": {
    "l": 0.305,
    "c": 0.06782,
    "h": 271.6
  },
  "luminance": 0.02753
}

Semantic roles & 50–950 ramp

primary

#232C51

secondary

#85794B

accent

#B858D0

background

#F5F6F7

surface

#EAEBEE

border

#C6C6C9

text

#05050A

muted

#797A7C

Preview Lab

Preview with #232C51

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

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