#233377#233377

#233377 is a dark, moderate blue. Relative luminance 0.041; OKLCH L 35.0% C 0.118 H 269.4°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#233377
RGB	rgb(35, 51, 119)
HSL	hsl(229, 55%, 30%)
HSV	hsv(229, 71%, 47%)
CMYK	cmyk(70.6%, 57.1%, 0%, 53.3%)
CIE-LAB	lab(23.86, 18.08, -40.96)
CIE-LCH	lch(23.86, 44.78, 293.82°)
OKLab	oklab(35.04% -0.0012 -0.1178)
OKLCH	oklch(35.04% 0.118 269.4)
XYZ	xyz(5.2056, 4.0564, 17.9578)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233377 #776723

analogous

#235D77 #233377 #3D2377

triadic

#233377 #772333 #337723

tetradic

#233377 #77235D #776723 #23773D

square

#233377 #77235D #776723 #23773D

split-complementary

#233377 #773D23 #5D7723

monochromatic

#070A18 #151F48 #233377 #3147A6 #4A63CA

Accessibility & contrast

On white

11.59

#233377 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#233377 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233377

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233377	#FFFFFF	#000000	##FFFFFF
##233377	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D79

Deuteranopia (green-blind)

#003576

Tritanopia (blue-blind)

#00434F

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #233377;
/* rgb */ color: rgb(35, 51, 119);
/* oklch */ color: oklch(35.0% 0.118 269.4);

Tailwind

colors: {
  custom: {
    50: '#696a9f',
    500: '#233377',
    950: '#000000',
  },
}

SCSS

$custom: #233377;
$custom-light: #696a9f;
$custom-dark: #000000;

JSON

{
  "hex": "#233377",
  "rgb": {
    "r": 35,
    "g": 51,
    "b": 119
  },
  "hsl": {
    "h": 228.571,
    "s": 54.545,
    "l": 30.196
  },
  "oklch": {
    "l": 0.35042,
    "c": 0.11783,
    "h": 269.4
  },
  "luminance": 0.04057
}

Semantic roles & 50–950 ramp

primary

#233377

secondary

#AA984C

accent

#C24ADE

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #233377

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

Preview Lab → · Contrast checker → · Palette generator →