#233289#233289

#233289 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.4% C 0.145 H 270.0°. Best body text is #FFFFFF at 11.12:1 contrast (WCAG AA passes).

Color values

HEX	#233289
RGB	rgb(35, 50, 137)
HSL	hsl(231, 59%, 34%)
HSV	hsv(231, 74%, 54%)
CMYK	cmyk(74.5%, 63.5%, 0%, 46.3%)
CIE-LAB	lab(25.09, 25.75, -50.28)
CIE-LCH	lch(25.09, 56.49, 297.12°)
OKLab	oklab(36.43% -0.0001 -0.1452)
OKLCH	oklch(36.43% 0.145 270)
XYZ	xyz(6.3476, 4.4440, 24.1853)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233289 #897A23

analogous

#236589 #233289 #472389

triadic

#233289 #892332 #328923

tetradic

#233289 #892365 #897A23 #238947

square

#233289 #892365 #897A23 #238947

split-complementary

#233289 #894723 #658923

monochromatic

#0A0E28 #172058 #233289 #2F44BA #5366D3

Accessibility & contrast

On white

11.12

#233289 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#233289 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233289

11.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233289	#FFFFFF	#000000	##FFFFFF
##233289	1.00	11.12	1.89	11.12
#FFFFFF	11.12	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408C

Deuteranopia (green-blind)

#003787

Tritanopia (blue-blind)

#004858

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #233289;
/* rgb */ color: rgb(35, 50, 137);
/* oklch */ color: oklch(36.4% 0.145 270.0);

Tailwind

colors: {
  custom: {
    50: '#6e69ac',
    500: '#233289',
    950: '#000000',
  },
}

SCSS

$custom: #233289;
$custom-light: #6e69ac;
$custom-dark: #000000;

JSON

{
  "hex": "#233289",
  "rgb": {
    "r": 35,
    "g": 50,
    "b": 137
  },
  "hsl": {
    "h": 231.176,
    "s": 59.302,
    "l": 33.725
  },
  "oklch": {
    "l": 0.3643,
    "c": 0.14522,
    "h": 270
  },
  "luminance": 0.04445
}

Semantic roles & 50–950 ramp

primary

#233289

secondary

#B7A851

accent

#CB45E2

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #233289

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

Preview Lab → · Contrast checker → · Palette generator →