#201B83#201B83

#201B83 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.7% C 0.164 H 273.8°. Best body text is #FFFFFF at 13.58:1 contrast (WCAG AA passes).

Color values

HEX	#201B83
RGB	rgb(32, 27, 131)
HSL	hsl(243, 66%, 31%)
HSV	hsv(243, 79%, 51%)
CMYK	cmyk(75.6%, 79.4%, 0%, 48.6%)
CIE-LAB	lab(18.92, 37.84, -56.66)
CIE-LCH	lch(18.92, 68.13, 303.74°)
OKLab	oklab(31.75% 0.011 -0.1639)
OKLCH	oklch(31.75% 0.164 273.8)
XYZ	xyz(5.0830, 2.7291, 21.7272)
Luminance	0.0273 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#201B83 #7E831B

analogous

#1B4A83 #201B83 #541B83

triadic

#201B83 #83201B #1B8320

tetradic

#201B83 #831B4A #7E831B #1B8354

square

#201B83 #831B4A #7E831B #1B8354

split-complementary

#201B83 #83541B #4A831B

monochromatic

#07061E #141150 #201B83 #2C25B6 #4841D8

Accessibility & contrast

On white

13.58

#201B83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#201B83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #201B83

13.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##201B83	#FFFFFF	#000000	##FFFFFF
##201B83	1.00	13.58	1.55	13.58
#FFFFFF	13.58	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003386

Deuteranopia (green-blind)

#002981

Tritanopia (blue-blind)

#003A4E

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #201b83;
/* rgb */ color: rgb(32, 27, 131);
/* oklch */ color: oklch(31.7% 0.164 273.8);

Tailwind

colors: {
  custom: {
    50: '#6d59a8',
    500: '#201b83',
    950: '#000000',
  },
}

SCSS

$custom: #201b83;
$custom-light: #6d59a8;
$custom-dark: #000000;

JSON

{
  "hex": "#201b83",
  "rgb": {
    "r": 32,
    "g": 27,
    "b": 131
  },
  "hsl": {
    "h": 242.885,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.31748,
    "c": 0.16428,
    "h": 273.8
  },
  "luminance": 0.0273
}

Semantic roles & 50–950 ramp

primary

#201B83

secondary

#B1B643

accent

#E93FE1

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #201B83

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

Preview Lab → · Contrast checker → · Palette generator →