#21158F#21158F

#21158F is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.5% C 0.184 H 273.6°. Best body text is #FFFFFF at 13.39:1 contrast (WCAG AA passes).

Color values

HEX	#21158F
RGB	rgb(33, 21, 143)
HSL	hsl(246, 74%, 32%)
HSV	hsv(246, 85%, 56%)
CMYK	cmyk(76.9%, 85.3%, 0%, 43.9%)
CIE-LAB	lab(19.40, 44.84, -63.40)
CIE-LCH	lch(19.40, 77.65, 305.27°)
OKLab	oklab(32.52% 0.0114 -0.1833)
OKLCH	oklch(32.52% 0.184 273.6)
XYZ	xyz(5.8516, 2.8422, 26.2215)
Luminance	0.0284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21158F #838F15

analogous

#15468F #21158F #5E158F

triadic

#21158F #8F2115 #158F21

tetradic

#21158F #8F1546 #838F15 #158F5E

square

#21158F #8F1546 #838F15 #158F5E

split-complementary

#21158F #8F5E15 #468F15

monochromatic

#080524 #150D5A #21158F #2D1DC4 #4C3CE2

Accessibility & contrast

On white

13.39

#21158F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#21158F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21158F

13.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21158F	#FFFFFF	#000000	##FFFFFF
##21158F	1.00	13.39	1.57	13.39
#FFFFFF	13.39	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003492

Deuteranopia (green-blind)

#00298D

Tritanopia (blue-blind)

#003D54

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #21158f;
/* rgb */ color: rgb(33, 21, 143);
/* oklch */ color: oklch(32.5% 0.184 273.6);

Tailwind

colors: {
  custom: {
    50: '#7157b1',
    500: '#21158f',
    950: '#000000',
  },
}

SCSS

$custom: #21158f;
$custom-light: #7157b1;
$custom-dark: #000000;

JSON

{
  "hex": "#21158f",
  "rgb": {
    "r": 33,
    "g": 21,
    "b": 143
  },
  "hsl": {
    "h": 245.902,
    "s": 74.39,
    "l": 32.157
  },
  "oklch": {
    "l": 0.32518,
    "c": 0.18368,
    "h": 273.6
  },
  "luminance": 0.02843
}

Semantic roles & 50–950 ramp

primary

#21158F

secondary

#B5C23E

accent

#F137DF

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #21158F

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

Preview Lab → · Contrast checker → · Palette generator →