#232F5C#232F5C

#232F5C is a dark, moderate blue. Relative luminance 0.032; OKLCH L 32.0% C 0.081 H 270.1°. Best body text is #FFFFFF at 12.86:1 contrast (WCAG AA passes).

Color values

HEX	#232F5C
RGB	rgb(35, 47, 92)
HSL	hsl(227, 45%, 25%)
HSV	hsv(227, 62%, 36%)
CMYK	cmyk(62%, 48.9%, 0%, 63.9%)
CIE-LAB	lab(20.68, 10.43, -28.59)
CIE-LCH	lch(20.68, 30.43, 290.04°)
OKLab	oklab(32.01% 0.0001 -0.0815)
OKLCH	oklch(32.01% 0.081 270.1)
XYZ	xyz(3.6408, 3.1628, 10.5418)
Luminance	0.0316 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232F5C #5C5023

analogous

#234C5C #232F5C #33235C

triadic

#232F5C #5C232F #2F5C23

tetradic

#232F5C #5C234C #5C5023 #235C33

square

#232F5C #5C234C #5C5023 #235C33

split-complementary

#232F5C #5C3323 #4C5C23

monochromatic

#080B16 #121830 #232F5C #344688 #455CB5

Accessibility & contrast

On white

12.86

#232F5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#232F5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232F5C

12.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232F5C	#FFFFFF	#000000	##FFFFFF
##232F5C	1.00	12.86	1.63	12.86
#FFFFFF	12.86	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A345E

Deuteranopia (green-blind)

#122F5B

Tritanopia (blue-blind)

#003941

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #232f5c;
/* rgb */ color: rgb(35, 47, 92);
/* oklch */ color: oklch(32.0% 0.081 270.1);

Tailwind

colors: {
  custom: {
    50: '#63678a',
    500: '#232f5c',
    950: '#000000',
  },
}

SCSS

$custom: #232f5c;
$custom-light: #63678a;
$custom-dark: #000000;

JSON

{
  "hex": "#232f5c",
  "rgb": {
    "r": 35,
    "g": 47,
    "b": 92
  },
  "hsl": {
    "h": 227.368,
    "s": 44.882,
    "l": 24.902
  },
  "oklch": {
    "l": 0.32005,
    "c": 0.08148,
    "h": 270.1
  },
  "luminance": 0.03163
}

Semantic roles & 50–950 ramp

primary

#232F5C

secondary

#90814B

accent

#B953D5

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06060C

muted

#7A7A7D

Preview Lab

Preview with #232F5C

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

Preview Lab → · Contrast checker → · Palette generator →