#201B3E#201B3E

#201B3E is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.8% C 0.064 H 287.3°. Best body text is #FFFFFF at 16.31:1 contrast (WCAG AA passes).

Color values

HEX	#201B3E
RGB	rgb(32, 27, 62)
HSL	hsl(249, 39%, 17%)
HSV	hsv(249, 56%, 24%)
CMYK	cmyk(48.4%, 56.5%, 0%, 75.7%)
CIE-LAB	lab(12.21, 13.06, -21.70)
CIE-LCH	lch(12.21, 25.32, 301.04°)
OKLab	oklab(24.85% 0.0192 -0.0615)
OKLCH	oklch(24.85% 0.064 287.3)
XYZ	xyz(1.8569, 1.4387, 4.7363)
Luminance	0.0144 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#201B3E #393E1B

analogous

#1B283E #201B3E #311B3E

triadic

#201B3E #3E201B #1B3E20

tetradic

#201B3E #3E1B28 #393E1B #1B3E31

square

#201B3E #3E1B28 #393E1B #1B3E31

split-complementary

#201B3E #3E311B #283E1B

monochromatic

#0B0915 #0B0915 #201B3E #362E69 #4C4093

Accessibility & contrast

On white

16.31

#201B3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#201B3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #201B3E

16.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##201B3E	#FFFFFF	#000000	##FFFFFF
##201B3E	1.00	16.31	1.29	16.31
#FFFFFF	16.31	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D213F

Deuteranopia (green-blind)

#0C1F3D

Tritanopia (blue-blind)

#172229

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #201b3e;
/* rgb */ color: rgb(32, 27, 62);
/* oklch */ color: oklch(24.8% 0.064 287.3);

Tailwind

colors: {
  custom: {
    50: '#5e5773',
    500: '#201b3e',
    950: '#000000',
  },
}

SCSS

$custom: #201b3e;
$custom-light: #5e5773;
$custom-dark: #000000;

JSON

{
  "hex": "#201b3e",
  "rgb": {
    "r": 32,
    "g": 27,
    "b": 62
  },
  "hsl": {
    "h": 248.571,
    "s": 39.326,
    "l": 17.451
  },
  "oklch": {
    "l": 0.24847,
    "c": 0.06443,
    "h": 287.3
  },
  "luminance": 0.01439
}

Semantic roles & 50–950 ramp

primary

#201B3E

secondary

#6C7342

accent

#CF59BE

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#040308

muted

#79787B

Preview Lab

Preview with #201B3E

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

Preview Lab → · Contrast checker → · Palette generator →