#21197A#21197A

#21197A is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.5% C 0.155 H 275.8°. Best body text is #FFFFFF at 14.14:1 contrast (WCAG AA passes).

Color values

HEX	#21197A
RGB	rgb(33, 25, 122)
HSL	hsl(245, 66%, 29%)
HSV	hsv(245, 80%, 48%)
CMYK	cmyk(73%, 79.5%, 0%, 52.2%)
CIE-LAB	lab(17.57, 36.01, -53.18)
CIE-LCH	lch(17.57, 64.22, 304.11°)
OKLab	oklab(30.51% 0.0155 -0.1537)
OKLCH	oklch(30.51% 0.155 275.8)
XYZ	xyz(4.4865, 2.4233, 18.6399)
Luminance	0.0242 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21197A #727A19

analogous

#19427A #21197A #52197A

triadic

#21197A #7A2119 #197A21

tetradic

#21197A #7A1942 #727A19 #197A52

square

#21197A #7A1942 #727A19 #197A52

split-complementary

#21197A #7A5219 #427A19

monochromatic

#070519 #130F47 #21197A #2F23AD #4437D6

Accessibility & contrast

On white

14.14

#21197A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#21197A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21197A

14.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21197A	#FFFFFF	#000000	##FFFFFF
##21197A	1.00	14.14	1.48	14.14
#FFFFFF	14.14	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F7D

Deuteranopia (green-blind)

#002778

Tritanopia (blue-blind)

#003649

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #21197a;
/* rgb */ color: rgb(33, 25, 122);
/* oklch */ color: oklch(30.5% 0.155 275.8);

Tailwind

colors: {
  custom: {
    50: '#6b58a2',
    500: '#21197a',
    950: '#000000',
  },
}

SCSS

$custom: #21197a;
$custom-light: #6b58a2;
$custom-dark: #000000;

JSON

{
  "hex": "#21197a",
  "rgb": {
    "r": 33,
    "g": 25,
    "b": 122
  },
  "hsl": {
    "h": 244.948,
    "s": 65.986,
    "l": 28.824
  },
  "oklch": {
    "l": 0.30508,
    "c": 0.15451,
    "h": 275.8
  },
  "luminance": 0.02424
}

Semantic roles & 50–950 ramp

primary

#21197A

secondary

#A5AF40

accent

#E93FDB

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #21197A

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

Preview Lab → · Contrast checker → · Palette generator →