#232F5D#232F5D

#232F5D is a dark, moderate blue. Relative luminance 0.032; OKLCH L 32.1% C 0.083 H 270.2°. Best body text is #FFFFFF at 12.83:1 contrast (WCAG AA passes).

Color values

HEX	#232F5D
RGB	rgb(35, 47, 93)
HSL	hsl(228, 45%, 25%)
HSV	hsv(228, 62%, 36%)
CMYK	cmyk(62.4%, 49.5%, 0%, 63.5%)
CIE-LAB	lab(20.75, 10.81, -29.14)
CIE-LCH	lch(20.75, 31.08, 290.35°)
OKLab	oklab(32.08% 0.0003 -0.0831)
OKLCH	oklch(32.08% 0.083 270.2)
XYZ	xyz(3.6848, 3.1804, 10.7735)
Luminance	0.0318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232F5D #5D5123

analogous

#234C5D #232F5D #34235D

triadic

#232F5D #5D232F #2F5D23

tetradic

#232F5D #5D234C #5D5123 #235D34

square

#232F5D #5D234C #5D5123 #235D34

split-complementary

#232F5D #5D3423 #4C5D23

monochromatic

#080B16 #121931 #232F5D #344589 #445CB6

Accessibility & contrast

On white

12.83

#232F5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#232F5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232F5D

12.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232F5D	#FFFFFF	#000000	##FFFFFF
##232F5D	1.00	12.83	1.64	12.83
#FFFFFF	12.83	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A355F

Deuteranopia (green-blind)

#11305C

Tritanopia (blue-blind)

#003941

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #232f5d;
/* rgb */ color: rgb(35, 47, 93);
/* oklch */ color: oklch(32.1% 0.083 270.2);

Tailwind

colors: {
  custom: {
    50: '#64678b',
    500: '#232f5d',
    950: '#000000',
  },
}

SCSS

$custom: #232f5d;
$custom-light: #64678b;
$custom-dark: #000000;

JSON

{
  "hex": "#232f5d",
  "rgb": {
    "r": 35,
    "g": 47,
    "b": 93
  },
  "hsl": {
    "h": 227.586,
    "s": 45.312,
    "l": 25.098
  },
  "oklch": {
    "l": 0.32079,
    "c": 0.0831,
    "h": 270.2
  },
  "luminance": 0.03181
}

Semantic roles & 50–950 ramp

primary

#232F5D

secondary

#91824B

accent

#BA53D5

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06060C

muted

#7A7A7D

Preview Lab

Preview with #232F5D

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

Preview Lab → · Contrast checker → · Palette generator →