#231669#231669

#231669 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.3% C 0.135 H 280.5°. Best body text is #FFFFFF at 15.11:1 contrast (WCAG AA passes).

Color values

HEX	#231669
RGB	rgb(35, 22, 105)
HSL	hsl(249, 65%, 25%)
HSV	hsv(249, 79%, 41%)
CMYK	cmyk(66.7%, 79%, 0%, 58.8%)
CIE-LAB	lab(15.23, 32.21, -46.02)
CIE-LCH	lch(15.23, 56.17, 304.99°)
OKLab	oklab(28.34% 0.0247 -0.1328)
OKLCH	oklch(28.34% 0.135 280.5)
XYZ	xyz(3.5290, 1.9508, 13.5524)
Luminance	0.0195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231669 #5C6916

analogous

#163269 #231669 #4D1669

triadic

#231669 #692316 #166923

tetradic

#231669 #691632 #5C6916 #16694D

square

#231669 #691632 #5C6916 #16694D

split-complementary

#231669 #694D16 #326916

monochromatic

#080519 #120B36 #231669 #34219C #452BCE

Accessibility & contrast

On white

15.11

#231669 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#231669 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231669

15.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231669	#FFFFFF	#000000	##FFFFFF
##231669	1.00	15.11	1.39	15.11
#FFFFFF	15.11	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00296B

Deuteranopia (green-blind)

#002367

Tritanopia (blue-blind)

#002E3E

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #231669;
/* rgb */ color: rgb(35, 22, 105);
/* oklch */ color: oklch(28.3% 0.135 280.5);

Tailwind

colors: {
  custom: {
    50: '#695595',
    500: '#231669',
    950: '#000000',
  },
}

SCSS

$custom: #231669;
$custom-light: #695595;
$custom-dark: #000000;

JSON

{
  "hex": "#231669",
  "rgb": {
    "r": 35,
    "g": 22,
    "b": 105
  },
  "hsl": {
    "h": 249.398,
    "s": 65.354,
    "l": 24.902
  },
  "oklch": {
    "l": 0.28335,
    "c": 0.13506,
    "h": 280.5
  },
  "luminance": 0.01951
}

Semantic roles & 50–950 ramp

primary

#231669

secondary

#909F3B

accent

#E83FCE

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030D

muted

#7A787E

Preview Lab

Preview with #231669

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

Preview Lab → · Contrast checker → · Palette generator →