#23219B#23219B

#23219B is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.5% C 0.188 H 272.1°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#23219B
RGB	rgb(35, 33, 155)
HSL	hsl(241, 65%, 37%)
HSV	hsv(241, 79%, 61%)
CMYK	cmyk(77.4%, 78.7%, 0%, 39.2%)
CIE-LAB	lab(23.04, 42.83, -64.78)
CIE-LCH	lch(23.04, 77.66, 303.47°)
OKLab	oklab(35.5% 0.007 -0.1875)
OKLCH	oklch(35.5% 0.188 272.1)
XYZ	xyz(7.1514, 3.8108, 31.3627)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23219B #999B21

analogous

#215C9B #23219B #60219B

triadic

#23219B #9B2321 #219B23

tetradic

#23219B #9B215C #999B21 #219B60

square

#23219B #9B215C #999B21 #219B60

split-complementary

#23219B #9B6021 #5C9B21

monochromatic

#0C0C36 #181669 #23219B #2E2CCD #5D5ADC

Accessibility & contrast

On white

11.92

#23219B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#23219B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23219B

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23219B	#FFFFFF	#000000	##FFFFFF
##23219B	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9E

Deuteranopia (green-blind)

#003199

Tritanopia (blue-blind)

#00465D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #23219b;
/* rgb */ color: rgb(35, 33, 155);
/* oklch */ color: oklch(35.5% 0.188 272.1);

Tailwind

colors: {
  custom: {
    50: '#745fba',
    500: '#23219b',
    950: '#000000',
  },
}

SCSS

$custom: #23219b;
$custom-light: #745fba;
$custom-dark: #000000;

JSON

{
  "hex": "#23219b",
  "rgb": {
    "r": 35,
    "g": 33,
    "b": 155
  },
  "hsl": {
    "h": 240.984,
    "s": 64.894,
    "l": 36.863
  },
  "oklch": {
    "l": 0.35499,
    "c": 0.18763,
    "h": 272.1
  },
  "luminance": 0.03812
}

Semantic roles & 50–950 ramp

primary

#23219B

secondary

#BEC058

accent

#E840E5

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #23219B

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

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