#231A76#231A76

#231A76 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.4% C 0.148 H 277.3°. Best body text is #FFFFFF at 14.18:1 contrast (WCAG AA passes).

Color values

HEX	#231A76
RGB	rgb(35, 26, 118)
HSL	hsl(246, 64%, 28%)
HSV	hsv(246, 78%, 46%)
CMYK	cmyk(70.3%, 78%, 0%, 53.7%)
CIE-LAB	lab(17.48, 34.30, -50.75)
CIE-LCH	lch(17.48, 61.26, 304.05°)
OKLab	oklab(30.35% 0.0188 -0.1466)
OKLCH	oklch(30.35% 0.148 277.3)
XYZ	xyz(4.3315, 2.4037, 17.3717)
Luminance	0.0240 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231A76 #6D761A

analogous

#1A3F76 #231A76 #511A76

triadic

#231A76 #76231A #1A7623

tetradic

#231A76 #761A3F #6D761A #1A7651

square

#231A76 #761A3F #6D761A #1A7651

split-complementary

#231A76 #76511A #3F761A

monochromatic

#070619 #140F44 #231A76 #3225A8 #4737D3

Accessibility & contrast

On white

14.18

#231A76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#231A76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231A76

14.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231A76	#FFFFFF	#000000	##FFFFFF
##231A76	1.00	14.18	1.48	14.18
#FFFFFF	14.18	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F79

Deuteranopia (green-blind)

#002774

Tritanopia (blue-blind)

#003547

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #231a76;
/* rgb */ color: rgb(35, 26, 118);
/* oklch */ color: oklch(30.4% 0.148 277.3);

Tailwind

colors: {
  custom: {
    50: '#6b589f',
    500: '#231a76',
    950: '#000000',
  },
}

SCSS

$custom: #231a76;
$custom-light: #6b589f;
$custom-dark: #000000;

JSON

{
  "hex": "#231a76",
  "rgb": {
    "r": 35,
    "g": 26,
    "b": 118
  },
  "hsl": {
    "h": 245.87,
    "s": 63.889,
    "l": 28.235
  },
  "oklch": {
    "l": 0.30351,
    "c": 0.14784,
    "h": 277.3
  },
  "luminance": 0.02404
}

Semantic roles & 50–950 ramp

primary

#231A76

secondary

#A0AB41

accent

#E741D7

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#08030F

muted

#7A787E

Preview Lab

Preview with #231A76

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

Preview Lab → · Contrast checker → · Palette generator →