#201B3D#201B3D

#201B3D is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.8% C 0.063 H 287.7°. Best body text is #FFFFFF at 16.33:1 contrast (WCAG AA passes).

Color values

HEX	#201B3D
RGB	rgb(32, 27, 61)
HSL	hsl(249, 39%, 17%)
HSV	hsv(249, 56%, 24%)
CMYK	cmyk(47.5%, 55.7%, 0%, 76.1%)
CIE-LAB	lab(12.14, 12.70, -21.10)
CIE-LCH	lch(12.14, 24.63, 301.05°)
OKLab	oklab(24.77% 0.019 -0.0598)
OKLCH	oklch(24.77% 0.063 287.7)
XYZ	xyz(1.8297, 1.4278, 4.5932)
Luminance	0.0143 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#201B3D #383D1B

analogous

#1B273D #201B3D #311B3D

triadic

#201B3D #3D201B #1B3D20

tetradic

#201B3D #3D1B27 #383D1B #1B3D31

square

#201B3D #3D1B27 #383D1B #1B3D31

split-complementary

#201B3D #3D311B #273D1B

monochromatic

#0B0915 #0B0915 #201B3D #362E67 #4D4192

Accessibility & contrast

On white

16.33

#201B3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#201B3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #201B3D

16.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##201B3D	#FFFFFF	#000000	##FFFFFF
##201B3D	1.00	16.33	1.29	16.33
#FFFFFF	16.33	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D213E

Deuteranopia (green-blind)

#0D1F3C

Tritanopia (blue-blind)

#182229

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #201b3d;
/* rgb */ color: rgb(32, 27, 61);
/* oklch */ color: oklch(24.8% 0.063 287.7);

Tailwind

colors: {
  custom: {
    50: '#5d5773',
    500: '#201b3d',
    950: '#000000',
  },
}

SCSS

$custom: #201b3d;
$custom-light: #5d5773;
$custom-dark: #000000;

JSON

{
  "hex": "#201b3d",
  "rgb": {
    "r": 32,
    "g": 27,
    "b": 61
  },
  "hsl": {
    "h": 248.824,
    "s": 38.636,
    "l": 17.255
  },
  "oklch": {
    "l": 0.2477,
    "c": 0.06274,
    "h": 287.7
  },
  "luminance": 0.01428
}

Semantic roles & 50–950 ramp

primary

#201B3D

secondary

#6B7242

accent

#CF59BD

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#040308

muted

#79787B

Preview Lab

Preview with #201B3D

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

Preview Lab → · Contrast checker → · Palette generator →