#231C94#231C94

#231C94 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 34.0% C 0.184 H 273.3°. Best body text is #FFFFFF at 12.61:1 contrast (WCAG AA passes).

Color values

HEX	#231C94
RGB	rgb(35, 28, 148)
HSL	hsl(244, 68%, 35%)
HSV	hsv(244, 81%, 58%)
CMYK	cmyk(76.4%, 81.1%, 0%, 42%)
CIE-LAB	lab(21.30, 43.18, -63.34)
CIE-LCH	lch(21.30, 76.66, 304.28°)
OKLab	oklab(34.05% 0.0104 -0.1833)
OKLCH	oklch(34.05% 0.184 273.3)
XYZ	xyz(6.4519, 3.3253, 28.3130)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231C94 #8D941C

analogous

#1C5194 #231C94 #5F1C94

triadic

#231C94 #94231C #1C9423

tetradic

#231C94 #941C51 #8D941C #1C945F

square

#231C94 #941C51 #8D941C #1C945F

split-complementary

#231C94 #945F1C #51941C

monochromatic

#0B092D #171261 #231C94 #2F26C7 #554DDD

Accessibility & contrast

On white

12.61

#231C94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#231C94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231C94

12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231C94	#FFFFFF	#000000	##FFFFFF
##231C94	1.00	12.61	1.67	12.61
#FFFFFF	12.61	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003997

Deuteranopia (green-blind)

#002D92

Tritanopia (blue-blind)

#004158

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #231c94;
/* rgb */ color: rgb(35, 28, 148);
/* oklch */ color: oklch(34.0% 0.184 273.3);

Tailwind

colors: {
  custom: {
    50: '#725bb5',
    500: '#231c94',
    950: '#000000',
  },
}

SCSS

$custom: #231c94;
$custom-light: #725bb5;
$custom-dark: #000000;

JSON

{
  "hex": "#231c94",
  "rgb": {
    "r": 35,
    "g": 28,
    "b": 148
  },
  "hsl": {
    "h": 243.5,
    "s": 68.182,
    "l": 34.51
  },
  "oklch": {
    "l": 0.34047,
    "c": 0.18356,
    "h": 273.3
  },
  "luminance": 0.03326
}

Semantic roles & 50–950 ramp

primary

#231C94

secondary

#B9C04C

accent

#EB3DE1

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #231C94

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

Preview Lab → · Contrast checker → · Palette generator →