#201B57#201B57

#201B57 is a dark, moderate blue. Relative luminance 0.018; OKLCH L 27.0% C 0.104 H 280.6°. Best body text is #FFFFFF at 15.49:1 contrast (WCAG AA passes).

Color values

HEX	#201B57
RGB	rgb(32, 27, 87)
HSL	hsl(245, 53%, 22%)
HSV	hsv(245, 69%, 34%)
CMYK	cmyk(63.2%, 69%, 0%, 65.9%)
CIE-LAB	lab(14.28, 22.18, -35.60)
CIE-LCH	lch(14.28, 41.95, 301.92°)
OKLab	oklab(27.03% 0.0191 -0.1024)
OKLCH	oklch(27.03% 0.104 280.6)
XYZ	xyz(2.7074, 1.7789, 9.2157)
Luminance	0.0178 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#201B57 #52571B

analogous

#1B3457 #201B57 #3E1B57

triadic

#201B57 #57201B #1B5720

tetradic

#201B57 #571B34 #52571B #1B573E

square

#201B57 #571B34 #52571B #1B573E

split-complementary

#201B57 #573E1B #34571B

monochromatic

#090717 #0F0D28 #201B57 #312986 #4238B4

Accessibility & contrast

On white

15.49

#201B57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#201B57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #201B57

15.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##201B57	#FFFFFF	#000000	##FFFFFF
##201B57	1.00	15.49	1.36	15.49
#FFFFFF	15.49	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002659

Deuteranopia (green-blind)

#002256

Tritanopia (blue-blind)

#012A36

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #201b57;
/* rgb */ color: rgb(32, 27, 87);
/* oklch */ color: oklch(27.0% 0.104 280.6);

Tailwind

colors: {
  custom: {
    50: '#625787',
    500: '#201b57',
    950: '#000000',
  },
}

SCSS

$custom: #201b57;
$custom-light: #625787;
$custom-dark: #000000;

JSON

{
  "hex": "#201b57",
  "rgb": {
    "r": 32,
    "g": 27,
    "b": 87
  },
  "hsl": {
    "h": 245,
    "s": 52.632,
    "l": 22.353
  },
  "oklch": {
    "l": 0.2703,
    "c": 0.10417,
    "h": 280.6
  },
  "luminance": 0.01779
}

Semantic roles & 50–950 ramp

primary

#201B57

secondary

#868D41

accent

#DC4CD0

background

#F6F5F8

surface

#EBE9EF

border

#C6C5CA

text

#06030B

muted

#7A787C

Preview Lab

Preview with #201B57

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

Preview Lab → · Contrast checker → · Palette generator →