#232B8A#232B8A

#232B8A is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.2% C 0.155 H 271.7°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#232B8A
RGB	rgb(35, 43, 138)
HSL	hsl(235, 60%, 34%)
HSV	hsv(235, 75%, 54%)
CMYK	cmyk(74.6%, 68.8%, 0%, 45.9%)
CIE-LAB	lab(23.40, 30.81, -53.66)
CIE-LCH	lch(23.40, 61.88, 299.86°)
OKLab	oklab(35.22% 0.0047 -0.1552)
OKLCH	oklch(35.22% 0.155 271.7)
XYZ	xyz(6.1429, 3.9194, 24.4726)
Luminance	0.0392 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232B8A #8A8223

analogous

#235F8A #232B8A #4F238A

triadic

#232B8A #8A232B #2B8A23

tetradic

#232B8A #8A235F #8A8223 #238A4F

square

#232B8A #8A235F #8A8223 #238A4F

split-complementary

#232B8A #8A4F23 #5F8A23

monochromatic

#0A0D28 #171C59 #232B8A #2F3ABB #545ED4

Accessibility & contrast

On white

11.77

#232B8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#232B8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232B8A

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232B8A	#FFFFFF	#000000	##FFFFFF
##232B8A	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8D

Deuteranopia (green-blind)

#003388

Tritanopia (blue-blind)

#004556

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #232b8a;
/* rgb */ color: rgb(35, 43, 138);
/* oklch */ color: oklch(35.2% 0.155 271.7);

Tailwind

colors: {
  custom: {
    50: '#6e64ad',
    500: '#232b8a',
    950: '#000000',
  },
}

SCSS

$custom: #232b8a;
$custom-light: #6e64ad;
$custom-dark: #000000;

JSON

{
  "hex": "#232b8a",
  "rgb": {
    "r": 35,
    "g": 43,
    "b": 138
  },
  "hsl": {
    "h": 235.34,
    "s": 59.538,
    "l": 33.922
  },
  "oklch": {
    "l": 0.35224,
    "c": 0.15524,
    "h": 271.7
  },
  "luminance": 0.0392
}

Semantic roles & 50–950 ramp

primary

#232B8A

secondary

#B7B051

accent

#D645E3

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #232B8A

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

Preview Lab → · Contrast checker → · Palette generator →