#233288#233288

#233288 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.3% C 0.144 H 270.0°. Best body text is #FFFFFF at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#233288
RGB	rgb(35, 50, 136)
HSL	hsl(231, 59%, 34%)
HSV	hsv(231, 74%, 53%)
CMYK	cmyk(74.3%, 63.2%, 0%, 46.7%)
CIE-LAB	lab(25.00, 25.37, -49.80)
CIE-LCH	lch(25.00, 55.89, 297.00°)
OKLab	oklab(36.34% 0 -0.1438)
OKLCH	oklch(36.34% 0.144 270)
XYZ	xyz(6.2762, 4.4155, 23.8093)
Luminance	0.0442 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233288 #887923

analogous

#236488 #233288 #462388

triadic

#233288 #882332 #328823

tetradic

#233288 #882364 #887923 #238846

square

#233288 #882364 #887923 #238846

split-complementary

#233288 #884623 #648823

monochromatic

#0A0E27 #162057 #233288 #3044B9 #5366D3

Accessibility & contrast

On white

11.15

#233288 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#233288 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233288

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233288	#FFFFFF	#000000	##FFFFFF
##233288	1.00	11.15	1.88	11.15
#FFFFFF	11.15	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408B

Deuteranopia (green-blind)

#003786

Tritanopia (blue-blind)

#004858

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #233288;
/* rgb */ color: rgb(35, 50, 136);
/* oklch */ color: oklch(36.3% 0.144 270.0);

Tailwind

colors: {
  custom: {
    50: '#6d69ab',
    500: '#233288',
    950: '#000000',
  },
}

SCSS

$custom: #233288;
$custom-light: #6d69ab;
$custom-dark: #000000;

JSON

{
  "hex": "#233288",
  "rgb": {
    "r": 35,
    "g": 50,
    "b": 136
  },
  "hsl": {
    "h": 231.089,
    "s": 59.064,
    "l": 33.529
  },
  "oklch": {
    "l": 0.36338,
    "c": 0.14381,
    "h": 270
  },
  "luminance": 0.04416
}

Semantic roles & 50–950 ramp

primary

#233288

secondary

#B7A750

accent

#CB46E2

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #233288

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

Preview Lab → · Contrast checker → · Palette generator →