#201B4E#201B4E

#201B4E is a dark, moderate blue. Relative luminance 0.016; OKLCH L 26.2% C 0.090 H 282.6°. Best body text is #FFFFFF at 15.81:1 contrast (WCAG AA passes).

Color values

HEX	#201B4E
RGB	rgb(32, 27, 78)
HSL	hsl(246, 49%, 21%)
HSV	hsv(246, 65%, 31%)
CMYK	cmyk(59%, 65.4%, 0%, 69.4%)
CIE-LAB	lab(13.48, 18.86, -30.79)
CIE-LCH	lch(13.48, 36.11, 301.49°)
OKLab	oklab(26.19% 0.0198 -0.0883)
OKLCH	oklch(26.19% 0.09 282.6)
XYZ	xyz(2.3623, 1.6409, 7.3985)
Luminance	0.0164 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.94

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#201B4E #494E1B

analogous

#1B2F4E #201B4E #391B4E

triadic

#201B4E #4E201B #1B4E20

tetradic

#201B4E #4E1B2F #494E1B #1B4E39

square

#201B4E #4E1B2F #494E1B #1B4E39

split-complementary

#201B4E #4E391B #2F4E1B

monochromatic

#090817 #0D0B21 #201B4E #332B7B #453AA9

Accessibility & contrast

On white

15.81

#201B4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#201B4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #201B4E

15.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##201B4E	#FFFFFF	#000000	##FFFFFF
##201B4E	1.00	15.81	1.33	15.81
#FFFFFF	15.81	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002450

Deuteranopia (green-blind)

#00214D

Tritanopia (blue-blind)

#0C2731

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #201b4e;
/* rgb */ color: rgb(32, 27, 78);
/* oklch */ color: oklch(26.2% 0.090 282.6);

Tailwind

colors: {
  custom: {
    50: '#605780',
    500: '#201b4e',
    950: '#000000',
  },
}

SCSS

$custom: #201b4e;
$custom-light: #605780;
$custom-dark: #000000;

JSON

{
  "hex": "#201b4e",
  "rgb": {
    "r": 32,
    "g": 27,
    "b": 78
  },
  "hsl": {
    "h": 245.882,
    "s": 48.571,
    "l": 20.588
  },
  "oklch": {
    "l": 0.26189,
    "c": 0.09044,
    "h": 282.6
  },
  "luminance": 0.01641
}

Semantic roles & 50–950 ramp

primary

#201B4E

secondary

#7D8441

accent

#D850CB

background

#F5F5F7

surface

#EAE9EE

border

#C6C5C9

text

#05030A

muted

#79787C

Preview Lab

Preview with #201B4E

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

Preview Lab → · Contrast checker → · Palette generator →