#232F89#232F89

#232F89 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.9% C 0.149 H 270.8°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#232F89
RGB	rgb(35, 47, 137)
HSL	hsl(233, 59%, 34%)
HSV	hsv(233, 74%, 54%)
CMYK	cmyk(74.5%, 65.7%, 0%, 46.3%)
CIE-LAB	lab(24.31, 27.78, -51.56)
CIE-LCH	lch(24.31, 58.57, 298.32°)
OKLab	oklab(35.86% 0.0021 -0.149)
OKLCH	oklch(35.86% 0.149 270.8)
XYZ	xyz(6.2235, 4.1959, 24.1440)
Luminance	0.0420 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232F89 #897D23

analogous

#236289 #232F89 #4A2389

triadic

#232F89 #89232F #2F8923

tetradic

#232F89 #892362 #897D23 #23894A

square

#232F89 #892362 #897D23 #23894A

split-complementary

#232F89 #894A23 #628923

monochromatic

#0A0E28 #171E58 #232F89 #2F40BA #5362D3

Accessibility & contrast

On white

11.42

#232F89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#232F89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232F89

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232F89	#FFFFFF	#000000	##FFFFFF
##232F89	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8C

Deuteranopia (green-blind)

#003587

Tritanopia (blue-blind)

#004657

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #232f89;
/* rgb */ color: rgb(35, 47, 137);
/* oklch */ color: oklch(35.9% 0.149 270.8);

Tailwind

colors: {
  custom: {
    50: '#6e67ac',
    500: '#232f89',
    950: '#000000',
  },
}

SCSS

$custom: #232f89;
$custom-light: #6e67ac;
$custom-dark: #000000;

JSON

{
  "hex": "#232f89",
  "rgb": {
    "r": 35,
    "g": 47,
    "b": 137
  },
  "hsl": {
    "h": 232.941,
    "s": 59.302,
    "l": 33.725
  },
  "oklch": {
    "l": 0.35856,
    "c": 0.14899,
    "h": 270.8
  },
  "luminance": 0.04196
}

Semantic roles & 50–950 ramp

primary

#232F89

secondary

#B7AB51

accent

#D045E2

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #232F89

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

Preview Lab → · Contrast checker → · Palette generator →