#231966#231966

#231966 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.5% C 0.128 H 280.4°. Best body text is #FFFFFF at 14.97:1 contrast (WCAG AA passes).

Color values

HEX	#231966
RGB	rgb(35, 25, 102)
HSL	hsl(248, 61%, 25%)
HSV	hsv(248, 75%, 40%)
CMYK	cmyk(65.7%, 75.5%, 0%, 60%)
CIE-LAB	lab(15.55, 29.38, -43.52)
CIE-LCH	lch(15.55, 52.51, 304.02°)
OKLab	oklab(28.47% 0.0231 -0.1255)
OKLCH	oklch(28.47% 0.128 280.4)
XYZ	xyz(3.4383, 2.0116, 12.7749)
Luminance	0.0201 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231966 #5C6619

analogous

#193666 #231966 #491966

triadic

#231966 #662319 #196623

tetradic

#231966 #661936 #5C6619 #196649

square

#231966 #661936 #5C6619 #196649

split-complementary

#231966 #664919 #366619

monochromatic

#080619 #120D35 #231966 #342597 #4531C8

Accessibility & contrast

On white

14.97

#231966 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#231966 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231966

14.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231966	#FFFFFF	#000000	##FFFFFF
##231966	1.00	14.97	1.40	14.97
#FFFFFF	14.97	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A68

Deuteranopia (green-blind)

#002465

Tritanopia (blue-blind)

#002E3D

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #231966;
/* rgb */ color: rgb(35, 25, 102);
/* oklch */ color: oklch(28.5% 0.128 280.4);

Tailwind

colors: {
  custom: {
    50: '#685792',
    500: '#231966',
    950: '#000000',
  },
}

SCSS

$custom: #231966;
$custom-light: #685792;
$custom-dark: #000000;

JSON

{
  "hex": "#231966",
  "rgb": {
    "r": 35,
    "g": 25,
    "b": 102
  },
  "hsl": {
    "h": 247.792,
    "s": 60.63,
    "l": 24.902
  },
  "oklch": {
    "l": 0.28466,
    "c": 0.12761,
    "h": 280.4
  },
  "luminance": 0.02012
}

Semantic roles & 50–950 ramp

primary

#231966

secondary

#909C3F

accent

#E444CF

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#07030D

muted

#7A787E

Preview Lab

Preview with #231966

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

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