#23137D#23137D

#23137D is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.3% C 0.163 H 277.2°. Best body text is #FFFFFF at 14.38:1 contrast (WCAG AA passes).

Color values

HEX	#23137D
RGB	rgb(35, 19, 125)
HSL	hsl(249, 74%, 28%)
HSV	hsv(249, 85%, 49%)
CMYK	cmyk(72%, 84.8%, 0%, 51%)
CIE-LAB	lab(17.00, 40.30, -56.02)
CIE-LCH	lch(17.00, 69.01, 305.73°)
OKLab	oklab(30.26% 0.0204 -0.1619)
OKLCH	oklch(30.26% 0.163 277.2)
XYZ	xyz(4.6265, 2.3033, 19.5988)
Luminance	0.0230 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23137D #6D7D13

analogous

#13387D #23137D #58137D

triadic

#23137D #7D2313 #137D23

tetradic

#23137D #7D1338 #6D7D13 #137D58

square

#23137D #7D1338 #6D7D13 #137D58

split-complementary

#23137D #7D5813 #387D13

monochromatic

#07041B #140B48 #23137D #321BB2 #472CDF

Accessibility & contrast

On white

14.38

#23137D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#23137D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23137D

14.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23137D	#FFFFFF	#000000	##FFFFFF
##23137D	1.00	14.38	1.46	14.38
#FFFFFF	14.38	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E80

Deuteranopia (green-blind)

#00257B

Tritanopia (blue-blind)

#003549

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #23137d;
/* rgb */ color: rgb(35, 19, 125);
/* oklch */ color: oklch(30.3% 0.163 277.2);

Tailwind

colors: {
  custom: {
    50: '#6e55a4',
    500: '#23137d',
    950: '#000000',
  },
}

SCSS

$custom: #23137d;
$custom-light: #6e55a4;
$custom-dark: #000000;

JSON

{
  "hex": "#23137d",
  "rgb": {
    "r": 35,
    "g": 19,
    "b": 125
  },
  "hsl": {
    "h": 249.057,
    "s": 73.611,
    "l": 28.235
  },
  "oklch": {
    "l": 0.30261,
    "c": 0.16314,
    "h": 277.2
  },
  "luminance": 0.02304
}

Semantic roles & 50–950 ramp

primary

#23137D

secondary

#A0B339

accent

#F038D4

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #23137D

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

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