#232D8B#232D8B

#232D8B is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.7% C 0.154 H 271.2°. Best body text is #FFFFFF at 11.54:1 contrast (WCAG AA passes).

Color values

HEX	#232D8B
RGB	rgb(35, 45, 139)
HSL	hsl(234, 60%, 34%)
HSV	hsv(234, 75%, 55%)
CMYK	cmyk(74.8%, 67.6%, 0%, 45.5%)
CIE-LAB	lab(23.99, 29.87, -53.32)
CIE-LCH	lch(23.99, 61.12, 299.26°)
OKLab	oklab(35.68% 0.0033 -0.1542)
OKLCH	oklch(35.68% 0.154 271.2)
XYZ	xyz(6.2901, 4.0975, 24.8805)
Luminance	0.0410 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232D8B #8B8123

analogous

#23618B #232D8B #4D238B

triadic

#232D8B #8B232D #2D8B23

tetradic

#232D8B #8B2361 #8B8123 #238B4D

square

#232D8B #8B2361 #8B8123 #238B4D

split-complementary

#232D8B #8B4D23 #618B23

monochromatic

#0A0D29 #171D5A #232D8B #2F3DBC #5461D4

Accessibility & contrast

On white

11.54

#232D8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#232D8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232D8B

11.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232D8B	#FFFFFF	#000000	##FFFFFF
##232D8B	1.00	11.54	1.82	11.54
#FFFFFF	11.54	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8E

Deuteranopia (green-blind)

#003489

Tritanopia (blue-blind)

#004658

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #232d8b;
/* rgb */ color: rgb(35, 45, 139);
/* oklch */ color: oklch(35.7% 0.154 271.2);

Tailwind

colors: {
  custom: {
    50: '#6f66ae',
    500: '#232d8b',
    950: '#000000',
  },
}

SCSS

$custom: #232d8b;
$custom-light: #6f66ae;
$custom-dark: #000000;

JSON

{
  "hex": "#232d8b",
  "rgb": {
    "r": 35,
    "g": 45,
    "b": 139
  },
  "hsl": {
    "h": 234.231,
    "s": 59.77,
    "l": 34.118
  },
  "oklch": {
    "l": 0.35682,
    "c": 0.1542,
    "h": 271.2
  },
  "luminance": 0.04098
}

Semantic roles & 50–950 ramp

primary

#232D8B

secondary

#B8AE52

accent

#D445E3

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #232D8B

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

Preview Lab → · Contrast checker → · Palette generator →