#233689#233689

#233689 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.2% C 0.140 H 268.7°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#233689
RGB	rgb(35, 54, 137)
HSL	hsl(229, 59%, 34%)
HSV	hsv(229, 74%, 54%)
CMYK	cmyk(74.5%, 60.6%, 0%, 46.3%)
CIE-LAB	lab(26.16, 23.02, -48.53)
CIE-LCH	lch(26.16, 53.71, 295.37°)
OKLab	oklab(37.23% -0.0031 -0.14)
OKLCH	oklch(37.23% 0.14 268.7)
XYZ	xyz(6.5261, 4.8011, 24.2448)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233689 #897623

analogous

#236989 #233689 #432389

triadic

#233689 #892336 #368923

tetradic

#233689 #892369 #897623 #238943

square

#233689 #892369 #897623 #238943

split-complementary

#233689 #894323 #698923

monochromatic

#0A1028 #172358 #233689 #2F49BA #536BD3

Accessibility & contrast

On white

10.71

#233689 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#233689 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233689

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233689	#FFFFFF	#000000	##FFFFFF
##233689	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438C

Deuteranopia (green-blind)

#003987

Tritanopia (blue-blind)

#004B5A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #233689;
/* rgb */ color: rgb(35, 54, 137);
/* oklch */ color: oklch(37.2% 0.140 268.7);

Tailwind

colors: {
  custom: {
    50: '#6d6cac',
    500: '#233689',
    950: '#000000',
  },
}

SCSS

$custom: #233689;
$custom-light: #6d6cac;
$custom-dark: #000000;

JSON

{
  "hex": "#233689",
  "rgb": {
    "r": 35,
    "g": 54,
    "b": 137
  },
  "hsl": {
    "h": 228.824,
    "s": 59.302,
    "l": 33.725
  },
  "oklch": {
    "l": 0.37226,
    "c": 0.14006,
    "h": 268.7
  },
  "luminance": 0.04802
}

Semantic roles & 50–950 ramp

primary

#233689

secondary

#B7A451

accent

#C545E2

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #233689

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

Preview Lab → · Contrast checker → · Palette generator →