#231C95#231C95

#231C95 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.2% C 0.185 H 273.2°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#231C95
RGB	rgb(35, 28, 149)
HSL	hsl(243, 68%, 35%)
HSV	hsv(243, 81%, 58%)
CMYK	cmyk(76.5%, 81.2%, 0%, 41.6%)
CIE-LAB	lab(21.42, 43.50, -63.76)
CIE-LCH	lch(21.42, 77.19, 304.30°)
OKLab	oklab(34.16% 0.0102 -0.1845)
OKLCH	oklch(34.16% 0.185 273.2)
XYZ	xyz(6.5314, 3.3571, 28.7317)
Luminance	0.0336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231C95 #8E951C

analogous

#1C5295 #231C95 #601C95

triadic

#231C95 #95231C #1C9523

tetradic

#231C95 #951C52 #8E951C #1C9560

square

#231C95 #951C52 #8E951C #1C9560

split-complementary

#231C95 #95601C #52951C

monochromatic

#0B092E #171261 #231C95 #2F26C9 #564EDE

Accessibility & contrast

On white

12.56

#231C95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#231C95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231C95

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231C95	#FFFFFF	#000000	##FFFFFF
##231C95	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003998

Deuteranopia (green-blind)

#002D93

Tritanopia (blue-blind)

#004259

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #231c95;
/* rgb */ color: rgb(35, 28, 149);
/* oklch */ color: oklch(34.2% 0.185 273.2);

Tailwind

colors: {
  custom: {
    50: '#735bb5',
    500: '#231c95',
    950: '#000000',
  },
}

SCSS

$custom: #231c95;
$custom-light: #735bb5;
$custom-dark: #000000;

JSON

{
  "hex": "#231c95",
  "rgb": {
    "r": 35,
    "g": 28,
    "b": 149
  },
  "hsl": {
    "h": 243.471,
    "s": 68.362,
    "l": 34.706
  },
  "oklch": {
    "l": 0.34164,
    "c": 0.18476,
    "h": 273.2
  },
  "luminance": 0.03358
}

Semantic roles & 50–950 ramp

primary

#231C95

secondary

#B9C04D

accent

#EB3DE1

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #231C95

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

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