#23137E#23137E

#23137E is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.4% C 0.164 H 277.0°. Best body text is #FFFFFF at 14.33:1 contrast (WCAG AA passes).

Color values

HEX	#23137E
RGB	rgb(35, 19, 126)
HSL	hsl(249, 74%, 28%)
HSV	hsv(249, 85%, 49%)
CMYK	cmyk(72.2%, 84.9%, 0%, 50.6%)
CIE-LAB	lab(17.13, 40.61, -56.45)
CIE-LCH	lch(17.13, 69.55, 305.73°)
OKLab	oklab(30.38% 0.0201 -0.1631)
OKLCH	oklch(30.38% 0.164 277)
XYZ	xyz(4.6907, 2.3290, 19.9370)
Luminance	0.0233 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23137E #6E7E13

analogous

#13387E #23137E #58137E

triadic

#23137E #7E2313 #137E23

tetradic

#23137E #7E1338 #6E7E13 #137E58

square

#23137E #7E1338 #6E7E13 #137E58

split-complementary

#23137E #7E5813 #387E13

monochromatic

#07041B #140B49 #23137E #321BB3 #472CDF

Accessibility & contrast

On white

14.33

#23137E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#23137E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23137E

14.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23137E	#FFFFFF	#000000	##FFFFFF
##23137E	1.00	14.33	1.47	14.33
#FFFFFF	14.33	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E81

Deuteranopia (green-blind)

#00267C

Tritanopia (blue-blind)

#00354A

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #23137e;
/* rgb */ color: rgb(35, 19, 126);
/* oklch */ color: oklch(30.4% 0.164 277.0);

Tailwind

colors: {
  custom: {
    50: '#6e55a5',
    500: '#23137e',
    950: '#000000',
  },
}

SCSS

$custom: #23137e;
$custom-light: #6e55a5;
$custom-dark: #000000;

JSON

{
  "hex": "#23137e",
  "rgb": {
    "r": 35,
    "g": 19,
    "b": 126
  },
  "hsl": {
    "h": 248.972,
    "s": 73.793,
    "l": 28.431
  },
  "oklch": {
    "l": 0.30381,
    "c": 0.16435,
    "h": 277
  },
  "luminance": 0.02329
}

Semantic roles & 50–950 ramp

primary

#23137E

secondary

#A1B439

accent

#F037D5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #23137E

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

Preview Lab → · Contrast checker → · Palette generator →