#233257#233257

#233257 is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.4% C 0.069 H 266.0°. Best body text is #FFFFFF at 12.61:1 contrast (WCAG AA passes).

Color values

HEX	#233257
RGB	rgb(35, 50, 87)
HSL	hsl(223, 43%, 24%)
HSV	hsv(223, 60%, 34%)
CMYK	cmyk(59.8%, 42.5%, 0%, 65.9%)
CIE-LAB	lab(21.31, 6.39, -24.29)
CIE-LCH	lch(21.31, 25.12, 284.73°)
OKLab	oklab(32.38% -0.0048 -0.0688)
OKLCH	oklch(32.38% 0.069 266)
XYZ	xyz(3.5535, 3.3264, 9.4698)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233257 #574823

analogous

#234C57 #233257 #2E2357

triadic

#233257 #572332 #325723

tetradic

#233257 #57234C #574823 #23572E

square

#233257 #57234C #574823 #23572E

split-complementary

#233257 #572E23 #4C5723

monochromatic

#090D16 #11192B #233257 #354B83 #4664AE

Accessibility & contrast

On white

12.61

#233257 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#233257 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233257

12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233257	#FFFFFF	#000000	##FFFFFF
##233257	1.00	12.61	1.67	12.61
#FFFFFF	12.61	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#233658

Deuteranopia (green-blind)

#1C3156

Tritanopia (blue-blind)

#053A40

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #233257;
/* rgb */ color: rgb(35, 50, 87);
/* oklch */ color: oklch(32.4% 0.069 266.0);

Tailwind

colors: {
  custom: {
    50: '#626986',
    500: '#233257',
    950: '#000000',
  },
}

SCSS

$custom: #233257;
$custom-light: #626986;
$custom-dark: #000000;

JSON

{
  "hex": "#233257",
  "rgb": {
    "r": 35,
    "g": 50,
    "b": 87
  },
  "hsl": {
    "h": 222.692,
    "s": 42.623,
    "l": 23.922
  },
  "oklch": {
    "l": 0.32378,
    "c": 0.06902,
    "h": 266
  },
  "luminance": 0.03327
}

Semantic roles & 50–950 ramp

primary

#233257

secondary

#8B784B

accent

#AE55D2

background

#F6F6F8

surface

#EBEBEF

border

#C6C6CA

text

#05060B

muted

#7A7A7C

Preview Lab

Preview with #233257

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

Preview Lab → · Contrast checker → · Palette generator →