#23338B#23338B

#23338B is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.8% C 0.147 H 269.7°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#23338B
RGB	rgb(35, 51, 139)
HSL	hsl(231, 60%, 34%)
HSV	hsv(231, 75%, 55%)
CMYK	cmyk(74.8%, 63.3%, 0%, 45.5%)
CIE-LAB	lab(25.53, 25.84, -50.81)
CIE-LCH	lch(25.53, 57.00, 296.96°)
OKLab	oklab(36.81% -0.0009 -0.1467)
OKLCH	oklch(36.81% 0.147 269.7)
XYZ	xyz(6.5356, 4.5884, 24.9623)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23338B #8B7B23

analogous

#23678B #23338B #47238B

triadic

#23338B #8B2333 #338B23

tetradic

#23338B #8B2367 #8B7B23 #238B47

square

#23338B #8B2367 #8B7B23 #238B47

split-complementary

#23338B #8B4723 #678B23

monochromatic

#0A0F29 #17215A #23338B #2F45BC #5468D4

Accessibility & contrast

On white

10.95

#23338B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#23338B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23338B

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23338B	#FFFFFF	#000000	##FFFFFF
##23338B	1.00	10.95	1.92	10.95
#FFFFFF	10.95	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00418E

Deuteranopia (green-blind)

#003889

Tritanopia (blue-blind)

#004A5A

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #23338b;
/* rgb */ color: rgb(35, 51, 139);
/* oklch */ color: oklch(36.8% 0.147 269.7);

Tailwind

colors: {
  custom: {
    50: '#6e6aae',
    500: '#23338b',
    950: '#000000',
  },
}

SCSS

$custom: #23338b;
$custom-light: #6e6aae;
$custom-dark: #000000;

JSON

{
  "hex": "#23338b",
  "rgb": {
    "r": 35,
    "g": 51,
    "b": 139
  },
  "hsl": {
    "h": 230.769,
    "s": 59.77,
    "l": 34.118
  },
  "oklch": {
    "l": 0.3681,
    "c": 0.14674,
    "h": 269.7
  },
  "luminance": 0.04589
}

Semantic roles & 50–950 ramp

primary

#23338B

secondary

#B8A852

accent

#CB45E3

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #23338B

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

Preview Lab → · Contrast checker → · Palette generator →