#233979#233979

#233979 is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.5% C 0.113 H 266.5°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#233979
RGB	rgb(35, 57, 121)
HSL	hsl(225, 55%, 31%)
HSV	hsv(225, 71%, 47%)
CMYK	cmyk(71.1%, 52.9%, 0%, 52.5%)
CIE-LAB	lab(25.75, 14.66, -39.16)
CIE-LCH	lch(25.75, 41.82, 290.52°)
OKLab	oklab(36.52% -0.0068 -0.1124)
OKLCH	oklch(36.52% 0.113 266.5)
XYZ	xyz(5.6063, 4.6635, 18.6901)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233979 #796323

analogous

#236479 #233979 #382379

triadic

#233979 #792339 #397923

tetradic

#233979 #792364 #796323 #237938

square

#233979 #792364 #796323 #237938

split-complementary

#233979 #793823 #647923

monochromatic

#080C1A #15234A #233979 #314FA8 #4B6CCB

Accessibility & contrast

On white

10.87

#233979 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#233979 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233979

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233979	#FFFFFF	#000000	##FFFFFF
##233979	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13417B

Deuteranopia (green-blind)

#003978

Tritanopia (blue-blind)

#004853

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #233979;
/* rgb */ color: rgb(35, 57, 121);
/* oklch */ color: oklch(36.5% 0.113 266.5);

Tailwind

colors: {
  custom: {
    50: '#696ea0',
    500: '#233979',
    950: '#000000',
  },
}

SCSS

$custom: #233979;
$custom-light: #696ea0;
$custom-dark: #000000;

JSON

{
  "hex": "#233979",
  "rgb": {
    "r": 35,
    "g": 57,
    "b": 121
  },
  "hsl": {
    "h": 224.651,
    "s": 55.128,
    "l": 30.588
  },
  "oklch": {
    "l": 0.36523,
    "c": 0.11263,
    "h": 266.5
  },
  "luminance": 0.04664
}

Semantic roles & 50–950 ramp

primary

#233979

secondary

#AC934C

accent

#B849DE

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070F

muted

#7A7A7E

Preview Lab

Preview with #233979

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

Preview Lab → · Contrast checker → · Palette generator →