#232599#232599

#232599 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.8% C 0.181 H 271.8°. Best body text is #FFFFFF at 11.69:1 contrast (WCAG AA passes).

Color values

HEX	#232599
RGB	rgb(35, 37, 153)
HSL	hsl(239, 63%, 37%)
HSV	hsv(239, 77%, 60%)
CMYK	cmyk(77.1%, 75.8%, 0%, 40%)
CIE-LAB	lab(23.60, 39.89, -62.61)
CIE-LCH	lch(23.60, 74.24, 302.50°)
OKLab	oklab(35.83% 0.0058 -0.1812)
OKLCH	oklch(35.83% 0.181 271.8)
XYZ	xyz(7.1025, 3.9796, 30.5246)
Luminance	0.0398 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232599 #999723

analogous

#236099 #232599 #5C2399

triadic

#232599 #992325 #259923

tetradic

#232599 #992360 #999723 #23995C

square

#232599 #992360 #999723 #23995C

split-complementary

#232599 #995C23 #609923

monochromatic

#0C0D35 #181967 #232599 #2E31CB #5D5FDA

Accessibility & contrast

On white

11.69

#232599 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#232599 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232599

11.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232599	#FFFFFF	#000000	##FFFFFF
##232599	1.00	11.69	1.80	11.69
#FFFFFF	11.69	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9C

Deuteranopia (green-blind)

#003297

Tritanopia (blue-blind)

#00475D

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #232599;
/* rgb */ color: rgb(35, 37, 153);
/* oklch */ color: oklch(35.8% 0.181 271.8);

Tailwind

colors: {
  custom: {
    50: '#7361b8',
    500: '#232599',
    950: '#000000',
  },
}

SCSS

$custom: #232599;
$custom-light: #7361b8;
$custom-dark: #000000;

JSON

{
  "hex": "#232599",
  "rgb": {
    "r": 35,
    "g": 37,
    "b": 153
  },
  "hsl": {
    "h": 238.983,
    "s": 62.766,
    "l": 36.863
  },
  "oklch": {
    "l": 0.35834,
    "c": 0.18134,
    "h": 271.8
  },
  "luminance": 0.0398
}

Semantic roles & 50–950 ramp

primary

#232599

secondary

#BEBD59

accent

#E342E6

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#090512

muted

#7B7981

Preview Lab

Preview with #232599

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

Preview Lab → · Contrast checker → · Palette generator →