#23139F#23139F

#23139F is a dark, highly saturated blue. Relative luminance 0.033; OKLCH L 34.4% C 0.203 H 272.8°. Best body text is #FFFFFF at 12.61:1 contrast (WCAG AA passes).

Color values

HEX	#23139F
RGB	rgb(35, 19, 159)
HSL	hsl(247, 79%, 35%)
HSV	hsv(247, 88%, 62%)
CMYK	cmyk(78%, 88.1%, 0%, 37.6%)
CIE-LAB	lab(21.30, 50.59, -70.11)
CIE-LCH	lch(21.30, 86.46, 305.82°)
OKLab	oklab(34.44% 0.0099 -0.2027)
OKLCH	oklch(34.44% 0.203 272.8)
XYZ	xyz(7.1819, 3.3255, 33.0575)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23139F #8F9F13

analogous

#13499F #23139F #69139F

triadic

#23139F #9F2313 #139F23

tetradic

#23139F #9F1349 #8F9F13 #139F69

square

#23139F #9F1349 #8F9F13 #139F69

split-complementary

#23139F #9F6913 #499F13

monochromatic

#0B0632 #170C68 #23139F #2F1AD6 #5744E9

Accessibility & contrast

On white

12.61

#23139F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#23139F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23139F

12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23139F	#FFFFFF	#000000	##FFFFFF
##23139F	1.00	12.61	1.67	12.61
#FFFFFF	12.61	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0039A3

Deuteranopia (green-blind)

#002C9D

Tritanopia (blue-blind)

#00435D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #23139f;
/* rgb */ color: rgb(35, 19, 159);
/* oklch */ color: oklch(34.4% 0.203 272.8);

Tailwind

colors: {
  custom: {
    50: '#7658bd',
    500: '#23139f',
    950: '#000000',
  },
}

SCSS

$custom: #23139f;
$custom-light: #7658bd;
$custom-dark: #000000;

JSON

{
  "hex": "#23139f",
  "rgb": {
    "r": 35,
    "g": 19,
    "b": 159
  },
  "hsl": {
    "h": 246.857,
    "s": 78.652,
    "l": 34.902
  },
  "oklch": {
    "l": 0.3444,
    "c": 0.20292,
    "h": 272.8
  },
  "luminance": 0.03326
}

Semantic roles & 50–950 ramp

primary

#23139F

secondary

#BAC945

accent

#F533DF

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #23139F

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

Preview Lab → · Contrast checker → · Palette generator →