#211B77#211B77

#211B77 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.5% C 0.149 H 275.8°. Best body text is #FFFFFF at 14.11:1 contrast (WCAG AA passes).

Color values

HEX	#211B77
RGB	rgb(33, 27, 119)
HSL	hsl(244, 63%, 29%)
HSV	hsv(244, 77%, 47%)
CMYK	cmyk(72.3%, 77.3%, 0%, 53.3%)
CIE-LAB	lab(17.64, 33.82, -51.14)
CIE-LCH	lch(17.64, 61.31, 303.48°)
OKLab	oklab(30.46% 0.0151 -0.1478)
OKLCH	oklch(30.46% 0.149 275.8)
XYZ	xyz(4.3478, 2.4387, 17.6908)
Luminance	0.0244 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211B77 #71771B

analogous

#1B4377 #211B77 #4F1B77

triadic

#211B77 #77211B #1B7721

tetradic

#211B77 #771B43 #71771B #1B774F

square

#211B77 #771B43 #71771B #1B774F

split-complementary

#211B77 #774F1B #43771B

monochromatic

#070619 #131045 #211B77 #2F26A9 #443AD2

Accessibility & contrast

On white

14.11

#211B77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#211B77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211B77

14.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211B77	#FFFFFF	#000000	##FFFFFF
##211B77	1.00	14.11	1.49	14.11
#FFFFFF	14.11	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F7A

Deuteranopia (green-blind)

#002775

Tritanopia (blue-blind)

#003547

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #211b77;
/* rgb */ color: rgb(33, 27, 119);
/* oklch */ color: oklch(30.5% 0.149 275.8);

Tailwind

colors: {
  custom: {
    50: '#6b599f',
    500: '#211b77',
    950: '#000000',
  },
}

SCSS

$custom: #211b77;
$custom-light: #6b599f;
$custom-dark: #000000;

JSON

{
  "hex": "#211b77",
  "rgb": {
    "r": 33,
    "g": 27,
    "b": 119
  },
  "hsl": {
    "h": 243.913,
    "s": 63.014,
    "l": 28.627
  },
  "oklch": {
    "l": 0.30458,
    "c": 0.14858,
    "h": 275.8
  },
  "luminance": 0.02439
}

Semantic roles & 50–950 ramp

primary

#211B77

secondary

#A5AB42

accent

#E642DB

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030F

muted

#7A787E

Preview Lab

Preview with #211B77

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

Preview Lab → · Contrast checker → · Palette generator →