#233283#233283

#233283 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.9% C 0.137 H 270.0°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#233283
RGB	rgb(35, 50, 131)
HSL	hsl(231, 58%, 33%)
HSV	hsv(231, 73%, 51%)
CMYK	cmyk(73.3%, 61.8%, 0%, 48.6%)
CIE-LAB	lab(24.57, 23.45, -47.39)
CIE-LCH	lch(24.57, 52.87, 296.33°)
OKLab	oklab(35.88% 0 -0.1367)
OKLCH	oklch(35.88% 0.137 270)
XYZ	xyz(5.9291, 4.2766, 21.9813)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233283 #837423

analogous

#236283 #233283 #442383

triadic

#233283 #832332 #328323

tetradic

#233283 #832362 #837423 #238344

square

#233283 #832362 #837423 #238344

split-complementary

#233283 #834423 #628323

monochromatic

#090D22 #162053 #233283 #3044B3 #5064D0

Accessibility & contrast

On white

11.32

#233283 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#233283 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233283

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233283	#FFFFFF	#000000	##FFFFFF
##233283	1.00	11.32	1.86	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F86

Deuteranopia (green-blind)

#003681

Tritanopia (blue-blind)

#004655

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #233283;
/* rgb */ color: rgb(35, 50, 131);
/* oklch */ color: oklch(35.9% 0.137 270.0);

Tailwind

colors: {
  custom: {
    50: '#6c69a8',
    500: '#233283',
    950: '#000000',
  },
}

SCSS

$custom: #233283;
$custom-light: #6c69a8;
$custom-dark: #000000;

JSON

{
  "hex": "#233283",
  "rgb": {
    "r": 35,
    "g": 50,
    "b": 131
  },
  "hsl": {
    "h": 230.625,
    "s": 57.831,
    "l": 32.549
  },
  "oklch": {
    "l": 0.35881,
    "c": 0.13672,
    "h": 270
  },
  "luminance": 0.04277
}

Semantic roles & 50–950 ramp

primary

#233283

secondary

#B4A44E

accent

#C947E1

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080610

muted

#7A7A7F

Preview Lab

Preview with #233283

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

Preview Lab → · Contrast checker → · Palette generator →