#232B4D#232B4D

#232B4D is a dark, moderate blue. Relative luminance 0.026; OKLCH L 30.0% C 0.063 H 272.1°. Best body text is #FFFFFF at 13.78:1 contrast (WCAG AA passes).

Color values

HEX	#232B4D
RGB	rgb(35, 43, 77)
HSL	hsl(229, 38%, 22%)
HSV	hsv(229, 55%, 30%)
CMYK	cmyk(54.5%, 44.2%, 0%, 69.8%)
CIE-LAB	lab(18.46, 7.65, -22.11)
CIE-LCH	lch(18.46, 23.40, 289.09°)
OKLab	oklab(29.98% 0.0023 -0.0625)
OKLCH	oklch(29.98% 0.063 272.1)
XYZ	xyz(2.8961, 2.6207, 7.3730)
Luminance	0.0262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232B4D #4D4523

analogous

#23404D #232B4D #30234D

triadic

#232B4D #4D232B #2B4D23

tetradic

#232B4D #4D2340 #4D4523 #234D30

square

#232B4D #4D2340 #4D4523 #234D30

split-complementary

#232B4D #4D3023 #404D23

monochromatic

#0A0C15 #101423 #232B4D #364277 #495AA1

Accessibility & contrast

On white

13.78

#232B4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#232B4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232B4D

13.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232B4D	#FFFFFF	#000000	##FFFFFF
##232B4D	1.00	13.78	1.52	13.78
#FFFFFF	13.78	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E2F4E

Deuteranopia (green-blind)

#1A2B4C

Tritanopia (blue-blind)

#123238

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #232b4d;
/* rgb */ color: rgb(35, 43, 77);
/* oklch */ color: oklch(30.0% 0.063 272.1);

Tailwind

colors: {
  custom: {
    50: '#61647f',
    500: '#232b4d',
    950: '#000000',
  },
}

SCSS

$custom: #232b4d;
$custom-light: #61647f;
$custom-dark: #000000;

JSON

{
  "hex": "#232b4d",
  "rgb": {
    "r": 35,
    "g": 43,
    "b": 77
  },
  "hsl": {
    "h": 228.571,
    "s": 37.5,
    "l": 21.961
  },
  "oklch": {
    "l": 0.29983,
    "c": 0.06259,
    "h": 272.1
  },
  "luminance": 0.02621
}

Semantic roles & 50–950 ramp

primary

#232B4D

secondary

#81764B

accent

#B85ACD

background

#F5F5F7

surface

#EAEAEE

border

#C6C6C9

text

#05050A

muted

#79797C

Preview Lab

Preview with #232B4D

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

Preview Lab → · Contrast checker → · Palette generator →