#233279#233279

#233279 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.0% C 0.122 H 269.9°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#233279
RGB	rgb(35, 50, 121)
HSL	hsl(230, 55%, 31%)
HSV	hsv(230, 71%, 47%)
CMYK	cmyk(71.1%, 58.7%, 0%, 52.5%)
CIE-LAB	lab(23.73, 19.57, -42.43)
CIE-LCH	lch(23.73, 46.73, 294.75°)
OKLab	oklab(35% -0.0002 -0.1222)
OKLCH	oklch(35% 0.122 269.9)
XYZ	xyz(5.2838, 4.0185, 18.5826)
Luminance	0.0402 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233279 #796A23

analogous

#235D79 #233279 #3F2379

triadic

#233279 #792332 #327923

tetradic

#233279 #79235D #796A23 #23793F

square

#233279 #79235D #796A23 #23793F

split-complementary

#233279 #793F23 #5D7923

monochromatic

#080B1A #151E4A #233279 #3146A8 #4B62CB

Accessibility & contrast

On white

11.64

#233279 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#233279 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233279

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233279	#FFFFFF	#000000	##FFFFFF
##233279	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D7B

Deuteranopia (green-blind)

#003578

Tritanopia (blue-blind)

#004350

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #233279;
/* rgb */ color: rgb(35, 50, 121);
/* oklch */ color: oklch(35.0% 0.122 269.9);

Tailwind

colors: {
  custom: {
    50: '#6a69a0',
    500: '#233279',
    950: '#000000',
  },
}

SCSS

$custom: #233279;
$custom-light: #6a69a0;
$custom-dark: #000000;

JSON

{
  "hex": "#233279",
  "rgb": {
    "r": 35,
    "g": 50,
    "b": 121
  },
  "hsl": {
    "h": 229.535,
    "s": 55.128,
    "l": 30.588
  },
  "oklch": {
    "l": 0.34999,
    "c": 0.12217,
    "h": 269.9
  },
  "luminance": 0.04019
}

Semantic roles & 50–950 ramp

primary

#233279

secondary

#AC9B4C

accent

#C449DE

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060F

muted

#7A7A7E

Preview Lab

Preview with #233279

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

Preview Lab → · Contrast checker → · Palette generator →