#231C6B#231C6B

#231C6B is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.5% C 0.131 H 278.7°. Best body text is #FFFFFF at 14.48:1 contrast (WCAG AA passes).

Color values

HEX	#231C6B
RGB	rgb(35, 28, 107)
HSL	hsl(245, 59%, 26%)
HSV	hsv(245, 74%, 42%)
CMYK	cmyk(67.3%, 73.8%, 0%, 58%)
CIE-LAB	lab(16.74, 29.25, -44.83)
CIE-LCH	lch(16.74, 53.53, 303.12°)
OKLab	oklab(29.48% 0.0197 -0.1294)
OKLCH	oklch(29.48% 0.131 278.7)
XYZ	xyz(3.7614, 2.2491, 14.1430)
Luminance	0.0225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231C6B #646B1C

analogous

#1C3D6B #231C6B #4B1C6B

triadic

#231C6B #6B231C #1C6B23

tetradic

#231C6B #6B1C3D #646B1C #1C6B4B

square

#231C6B #6B1C3D #646B1C #1C6B4B

split-complementary

#231C6B #6B4B1C #3D6B1C

monochromatic

#080618 #130F3A #231C6B #33299C #4437CB

Accessibility & contrast

On white

14.48

#231C6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#231C6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231C6B

14.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231C6B	#FFFFFF	#000000	##FFFFFF
##231C6B	1.00	14.48	1.45	14.48
#FFFFFF	14.48	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C6D

Deuteranopia (green-blind)

#00266A

Tritanopia (blue-blind)

#003141

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #231c6b;
/* rgb */ color: rgb(35, 28, 107);
/* oklch */ color: oklch(29.5% 0.131 278.7);

Tailwind

colors: {
  custom: {
    50: '#685996',
    500: '#231c6b',
    950: '#000000',
  },
}

SCSS

$custom: #231c6b;
$custom-light: #685996;
$custom-dark: #000000;

JSON

{
  "hex": "#231c6b",
  "rgb": {
    "r": 35,
    "g": 28,
    "b": 107
  },
  "hsl": {
    "h": 245.316,
    "s": 58.519,
    "l": 26.471
  },
  "oklch": {
    "l": 0.29477,
    "c": 0.13085,
    "h": 278.7
  },
  "luminance": 0.02249
}

Semantic roles & 50–950 ramp

primary

#231C6B

secondary

#98A043

accent

#E246D4

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030D

muted

#7A787E

Preview Lab

Preview with #231C6B

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

Preview Lab → · Contrast checker → · Palette generator →