#21137D#21137D

#21137D is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.1% C 0.164 H 276.1°. Best body text is #FFFFFF at 14.44:1 contrast (WCAG AA passes).

Color values

HEX	#21137D
RGB	rgb(33, 19, 125)
HSL	hsl(248, 74%, 28%)
HSV	hsv(248, 85%, 49%)
CMYK	cmyk(73.6%, 84.8%, 0%, 51%)
CIE-LAB	lab(16.84, 40.13, -56.30)
CIE-LCH	lch(16.84, 69.13, 305.48°)
OKLab	oklab(30.11% 0.0174 -0.1627)
OKLCH	oklch(30.11% 0.164 276.1)
XYZ	xyz(4.5605, 2.2693, 19.5957)
Luminance	0.0227 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21137D #6F7D13

analogous

#133A7D #21137D #56137D

triadic

#21137D #7D2113 #137D21

tetradic

#21137D #7D133A #6F7D13 #137D56

square

#21137D #7D133A #6F7D13 #137D56

split-complementary

#21137D #7D5613 #3A7D13

monochromatic

#07041B #130B48 #21137D #2F1BB2 #432CDF

Accessibility & contrast

On white

14.44

#21137D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#21137D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21137D

14.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21137D	#FFFFFF	#000000	##FFFFFF
##21137D	1.00	14.44	1.45	14.44
#FFFFFF	14.44	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E80

Deuteranopia (green-blind)

#00257B

Tritanopia (blue-blind)

#003549

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #21137d;
/* rgb */ color: rgb(33, 19, 125);
/* oklch */ color: oklch(30.1% 0.164 276.1);

Tailwind

colors: {
  custom: {
    50: '#6d55a4',
    500: '#21137d',
    950: '#000000',
  },
}

SCSS

$custom: #21137d;
$custom-light: #6d55a4;
$custom-dark: #000000;

JSON

{
  "hex": "#21137d",
  "rgb": {
    "r": 33,
    "g": 19,
    "b": 125
  },
  "hsl": {
    "h": 247.925,
    "s": 73.611,
    "l": 28.235
  },
  "oklch": {
    "l": 0.30106,
    "c": 0.16364,
    "h": 276.1
  },
  "luminance": 0.0227
}

Semantic roles & 50–950 ramp

primary

#21137D

secondary

#A3B339

accent

#F038D8

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #21137D

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

Preview Lab → · Contrast checker → · Palette generator →