#232C5B#232C5B

#232C5B is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.2% C 0.084 H 272.5°. Best body text is #FFFFFF at 13.27:1 contrast (WCAG AA passes).

Color values

HEX	#232C5B
RGB	rgb(35, 44, 91)
HSL	hsl(230, 44%, 25%)
HSV	hsv(230, 62%, 36%)
CMYK	cmyk(61.5%, 51.6%, 0%, 64.3%)
CIE-LAB	lab(19.70, 12.19, -29.51)
CIE-LCH	lch(19.70, 31.93, 292.45°)
OKLab	oklab(31.23% 0.0036 -0.0842)
OKLCH	oklch(31.23% 0.084 272.5)
XYZ	xyz(3.4815, 2.9138, 10.2744)
Luminance	0.0291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232C5B #5B5223

analogous

#23485B #232C5B #36235B

triadic

#232C5B #5B232C #2C5B23

tetradic

#232C5B #5B2348 #5B5223 #235B36

square

#232C5B #5B2348 #5B5223 #235B36

split-complementary

#232C5B #5B3623 #485B23

monochromatic

#090B16 #12172F #232C5B #344187 #4557B3

Accessibility & contrast

On white

13.27

#232C5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#232C5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232C5B

13.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232C5B	#FFFFFF	#000000	##FFFFFF
##232C5B	1.00	13.27	1.58	13.27
#FFFFFF	13.27	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15325D

Deuteranopia (green-blind)

#0D2D5A

Tritanopia (blue-blind)

#02373F

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #232c5b;
/* rgb */ color: rgb(35, 44, 91);
/* oklch */ color: oklch(31.2% 0.084 272.5);

Tailwind

colors: {
  custom: {
    50: '#63648a',
    500: '#232c5b',
    950: '#000000',
  },
}

SCSS

$custom: #232c5b;
$custom-light: #63648a;
$custom-dark: #000000;

JSON

{
  "hex": "#232c5b",
  "rgb": {
    "r": 35,
    "g": 44,
    "b": 91
  },
  "hsl": {
    "h": 230.357,
    "s": 44.444,
    "l": 24.706
  },
  "oklch": {
    "l": 0.31229,
    "c": 0.08431,
    "h": 272.5
  },
  "luminance": 0.02914
}

Semantic roles & 50–950 ramp

primary

#232C5B

secondary

#8F844B

accent

#C054D4

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06050B

muted

#7A7A7C

Preview Lab

Preview with #232C5B

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

Preview Lab → · Contrast checker → · Palette generator →