#201B66#201B66

#201B66 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 28.5% C 0.126 H 277.8°. Best body text is #FFFFFF at 14.89:1 contrast (WCAG AA passes).

Color values

HEX	#201B66
RGB	rgb(32, 27, 102)
HSL	hsl(244, 58%, 25%)
HSV	hsv(244, 74%, 40%)
CMYK	cmyk(68.6%, 73.5%, 0%, 60%)
CIE-LAB	lab(15.75, 27.66, -43.20)
CIE-LCH	lch(15.75, 51.30, 302.63°)
OKLab	oklab(28.54% 0.0171 -0.1247)
OKLCH	oklch(28.54% 0.126 277.8)
XYZ	xyz(3.3851, 2.0500, 12.7851)
Luminance	0.0205 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#201B66 #61661B

analogous

#1B3B66 #201B66 #451B66

triadic

#201B66 #66201B #1B6620

tetradic

#201B66 #661B3B #61661B #1B6645

square

#201B66 #661B3B #61661B #1B6645

split-complementary

#201B66 #66451B #3B661B

monochromatic

#080618 #110E36 #201B66 #2F2896 #3E35C7

Accessibility & contrast

On white

14.89

#201B66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#201B66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #201B66

14.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##201B66	#FFFFFF	#000000	##FFFFFF
##201B66	1.00	14.89	1.41	14.89
#FFFFFF	14.89	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A68

Deuteranopia (green-blind)

#002465

Tritanopia (blue-blind)

#002F3E

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #201b66;
/* rgb */ color: rgb(32, 27, 102);
/* oklch */ color: oklch(28.5% 0.126 277.8);

Tailwind

colors: {
  custom: {
    50: '#665892',
    500: '#201b66',
    950: '#000000',
  },
}

SCSS

$custom: #201b66;
$custom-light: #665892;
$custom-dark: #000000;

JSON

{
  "hex": "#201b66",
  "rgb": {
    "r": 32,
    "g": 27,
    "b": 102
  },
  "hsl": {
    "h": 244,
    "s": 58.14,
    "l": 25.294
  },
  "oklch": {
    "l": 0.28542,
    "c": 0.12583,
    "h": 277.8
  },
  "luminance": 0.0205
}

Semantic roles & 50–950 ramp

primary

#201B66

secondary

#959B41

accent

#E146D7

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #201B66

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

Preview Lab → · Contrast checker → · Palette generator →