#23159E#23159E

#23159E is a dark, highly saturated blue. Relative luminance 0.034; OKLCH L 34.5% C 0.201 H 272.8°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#23159E
RGB	rgb(35, 21, 158)
HSL	hsl(246, 77%, 35%)
HSV	hsv(246, 87%, 62%)
CMYK	cmyk(77.8%, 86.7%, 0%, 38%)
CIE-LAB	lab(21.44, 49.51, -69.27)
CIE-LCH	lch(21.44, 85.15, 305.56°)
OKLab	oklab(34.49% 0.0098 -0.2003)
OKLCH	oklch(34.49% 0.201 272.8)
XYZ	xyz(7.1308, 3.3615, 32.6141)
Luminance	0.0336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23159E #909E15

analogous

#154C9E #23159E #67159E

triadic

#23159E #9E2315 #159E23

tetradic

#23159E #9E154C #909E15 #159E67

square

#23159E #9E154C #909E15 #159E67

split-complementary

#23159E #9E6715 #4C9E15

monochromatic

#0B0732 #170E68 #23159E #2F1CD4 #5747E7

Accessibility & contrast

On white

12.56

#23159E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#23159E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23159E

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23159E	#FFFFFF	#000000	##FFFFFF
##23159E	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003AA2

Deuteranopia (green-blind)

#002D9C

Tritanopia (blue-blind)

#00435D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #23159e;
/* rgb */ color: rgb(35, 21, 158);
/* oklch */ color: oklch(34.5% 0.201 272.8);

Tailwind

colors: {
  custom: {
    50: '#7659bc',
    500: '#23159e',
    950: '#000000',
  },
}

SCSS

$custom: #23159e;
$custom-light: #7659bc;
$custom-dark: #000000;

JSON

{
  "hex": "#23159e",
  "rgb": {
    "r": 35,
    "g": 21,
    "b": 158
  },
  "hsl": {
    "h": 246.131,
    "s": 76.536,
    "l": 35.098
  },
  "oklch": {
    "l": 0.34495,
    "c": 0.20054,
    "h": 272.8
  },
  "luminance": 0.03362
}

Semantic roles & 50–950 ramp

primary

#23159E

secondary

#BAC747

accent

#F335E0

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #23159E

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

Preview Lab → · Contrast checker → · Palette generator →