#231C67#231C67

#231C67 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.1% C 0.125 H 279.4°. Best body text is #FFFFFF at 14.65:1 contrast (WCAG AA passes).

Color values

HEX	#231C67
RGB	rgb(35, 28, 103)
HSL	hsl(246, 57%, 26%)
HSV	hsv(246, 73%, 40%)
CMYK	cmyk(66%, 72.8%, 0%, 59.6%)
CIE-LAB	lab(16.34, 27.83, -42.88)
CIE-LCH	lch(16.34, 51.12, 302.99°)
OKLab	oklab(29.06% 0.0204 -0.1236)
OKLCH	oklch(29.06% 0.125 279.4)
XYZ	xyz(3.5558, 2.1668, 13.0602)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231C67 #60671C

analogous

#1C3A67 #231C67 #481C67

triadic

#231C67 #67231C #1C6723

tetradic

#231C67 #671C3A #60671C #1C6748

square

#231C67 #671C3A #60671C #1C6748

split-complementary

#231C67 #67481C #3A671C

monochromatic

#080718 #130F37 #231C67 #332997 #4436C7

Accessibility & contrast

On white

14.65

#231C67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#231C67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231C67

14.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231C67	#FFFFFF	#000000	##FFFFFF
##231C67	1.00	14.65	1.43	14.65
#FFFFFF	14.65	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B69

Deuteranopia (green-blind)

#002666

Tritanopia (blue-blind)

#00303F

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #231c67;
/* rgb */ color: rgb(35, 28, 103);
/* oklch */ color: oklch(29.1% 0.125 279.4);

Tailwind

colors: {
  custom: {
    50: '#675993',
    500: '#231c67',
    950: '#000000',
  },
}

SCSS

$custom: #231c67;
$custom-light: #675993;
$custom-dark: #000000;

JSON

{
  "hex": "#231c67",
  "rgb": {
    "r": 35,
    "g": 28,
    "b": 103
  },
  "hsl": {
    "h": 245.6,
    "s": 57.252,
    "l": 25.686
  },
  "oklch": {
    "l": 0.29063,
    "c": 0.12531,
    "h": 279.4
  },
  "luminance": 0.02167
}

Semantic roles & 50–950 ramp

primary

#231C67

secondary

#949C43

accent

#E147D2

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#07030D

muted

#7A787E

Preview Lab

Preview with #231C67

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

Preview Lab → · Contrast checker → · Palette generator →