#21139A#21139A

#21139A is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.7% C 0.198 H 272.5°. Best body text is #FFFFFF at 12.93:1 contrast (WCAG AA passes).

Color values

HEX	#21139A
RGB	rgb(33, 19, 154)
HSL	hsl(246, 78%, 34%)
HSV	hsv(246, 88%, 60%)
CMYK	cmyk(78.6%, 87.7%, 0%, 39.6%)
CIE-LAB	lab(20.52, 49.02, -68.34)
CIE-LCH	lch(20.52, 84.10, 305.65°)
OKLab	oklab(33.69% 0.0087 -0.1976)
OKLCH	oklch(33.69% 0.198 272.5)
XYZ	xyz(6.6909, 3.1214, 30.8155)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21139A #8C9A13

analogous

#13499A #21139A #65139A

triadic

#21139A #9A2113 #139A21

tetradic

#21139A #9A1349 #8C9A13 #139A65

square

#21139A #9A1349 #8C9A13 #139A65

split-complementary

#21139A #9A6513 #499A13

monochromatic

#0A062D #150C64 #21139A #2D1AD0 #5140E7

Accessibility & contrast

On white

12.93

#21139A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#21139A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21139A

12.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21139A	#FFFFFF	#000000	##FFFFFF
##21139A	1.00	12.93	1.62	12.93
#FFFFFF	12.93	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00389E

Deuteranopia (green-blind)

#002B98

Tritanopia (blue-blind)

#00415A

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #21139a;
/* rgb */ color: rgb(33, 19, 154);
/* oklch */ color: oklch(33.7% 0.198 272.5);

Tailwind

colors: {
  custom: {
    50: '#7457b9',
    500: '#21139a',
    950: '#000000',
  },
}

SCSS

$custom: #21139a;
$custom-light: #7457b9;
$custom-dark: #000000;

JSON

{
  "hex": "#21139a",
  "rgb": {
    "r": 33,
    "g": 19,
    "b": 154
  },
  "hsl": {
    "h": 246.222,
    "s": 78.035,
    "l": 33.922
  },
  "oklch": {
    "l": 0.3369,
    "c": 0.19779,
    "h": 272.5
  },
  "luminance": 0.03122
}

Semantic roles & 50–950 ramp

primary

#21139A

secondary

#B9C741

accent

#F533E0

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0312

muted

#7C7881

Preview Lab

Preview with #21139A

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

Preview Lab → · Contrast checker → · Palette generator →