#21249C#21249C

#21249C is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.9% C 0.187 H 271.0°. Best body text is #FFFFFF at 11.69:1 contrast (WCAG AA passes).

Color values

HEX	#21249C
RGB	rgb(33, 36, 156)
HSL	hsl(239, 65%, 37%)
HSV	hsv(239, 79%, 61%)
CMYK	cmyk(78.8%, 76.9%, 0%, 38.8%)
CIE-LAB	lab(23.62, 41.34, -64.43)
CIE-LCH	lch(23.62, 76.55, 302.68°)
OKLab	oklab(35.91% 0.0034 -0.1866)
OKLCH	oklch(35.91% 0.187 271)
XYZ	xyz(7.2568, 3.9846, 31.8327)
Luminance	0.0398 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21249C #9C9921

analogous

#21619C #21249C #5C219C

triadic

#21249C #9C2124 #249C21

tetradic

#21249C #9C2161 #9C9921 #219C5C

square

#21249C #9C2161 #9C9921 #219C5C

split-complementary

#21249C #9C5C21 #619C21

monochromatic

#0C0D37 #161869 #21249C #2C30CF #5B5EDC

Accessibility & contrast

On white

11.69

#21249C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#21249C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21249C

11.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21249C	#FFFFFF	#000000	##FFFFFF
##21249C	1.00	11.69	1.80	11.69
#FFFFFF	11.69	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9F

Deuteranopia (green-blind)

#00329A

Tritanopia (blue-blind)

#00485F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #21249c;
/* rgb */ color: rgb(33, 36, 156);
/* oklch */ color: oklch(35.9% 0.187 271.0);

Tailwind

colors: {
  custom: {
    50: '#7360ba',
    500: '#21249c',
    950: '#000000',
  },
}

SCSS

$custom: #21249c;
$custom-light: #7360ba;
$custom-dark: #000000;

JSON

{
  "hex": "#21249c",
  "rgb": {
    "r": 33,
    "g": 36,
    "b": 156
  },
  "hsl": {
    "h": 238.537,
    "s": 65.079,
    "l": 37.059
  },
  "oklch": {
    "l": 0.35913,
    "c": 0.18659,
    "h": 271
  },
  "luminance": 0.03985
}

Semantic roles & 50–950 ramp

primary

#21249C

secondary

#C1BE58

accent

#E440E8

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #21249C

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

Preview Lab → · Contrast checker → · Palette generator →