#231879#231879

#231879 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.4% C 0.154 H 277.2°. Best body text is #FFFFFF at 14.21:1 contrast (WCAG AA passes).

Color values

HEX	#231879
RGB	rgb(35, 24, 121)
HSL	hsl(247, 67%, 28%)
HSV	hsv(247, 80%, 47%)
CMYK	cmyk(71.1%, 80.2%, 0%, 52.5%)
CIE-LAB	lab(17.42, 36.44, -52.78)
CIE-LCH	lch(17.42, 64.14, 304.62°)
OKLab	oklab(30.41% 0.0192 -0.1525)
OKLCH	oklch(30.41% 0.154 277.2)
XYZ	xyz(4.4698, 2.3907, 18.3113)
Luminance	0.0239 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231879 #6E7918

analogous

#183D79 #231879 #531879

triadic

#231879 #792318 #187923

tetradic

#231879 #79183D #6E7918 #187953

square

#231879 #79183D #6E7918 #187953

split-complementary

#231879 #795318 #3D7918

monochromatic

#07051A #140E46 #231879 #3222AC #4735D7

Accessibility & contrast

On white

14.21

#231879 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#231879 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231879

14.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231879	#FFFFFF	#000000	##FFFFFF
##231879	1.00	14.21	1.48	14.21
#FFFFFF	14.21	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F7C

Deuteranopia (green-blind)

#002777

Tritanopia (blue-blind)

#003548

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #231879;
/* rgb */ color: rgb(35, 24, 121);
/* oklch */ color: oklch(30.4% 0.154 277.2);

Tailwind

colors: {
  custom: {
    50: '#6c57a1',
    500: '#231879',
    950: '#000000',
  },
}

SCSS

$custom: #231879;
$custom-light: #6c57a1;
$custom-dark: #000000;

JSON

{
  "hex": "#231879",
  "rgb": {
    "r": 35,
    "g": 24,
    "b": 121
  },
  "hsl": {
    "h": 246.804,
    "s": 66.897,
    "l": 28.431
  },
  "oklch": {
    "l": 0.30409,
    "c": 0.15372,
    "h": 277.2
  },
  "luminance": 0.02391
}

Semantic roles & 50–950 ramp

primary

#231879

secondary

#A1AE3F

accent

#EA3ED6

background

#F7F5FA

surface

#EDE9F3

border

#C8C5CD

text

#08030F

muted

#7B787F

Preview Lab

Preview with #231879

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

Preview Lab → · Contrast checker → · Palette generator →