#211C71#211C71

#211C71 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.0% C 0.140 H 276.5°. Best body text is #FFFFFF at 14.29:1 contrast (WCAG AA passes).

Color values

HEX	#211C71
RGB	rgb(33, 28, 113)
HSL	hsl(244, 60%, 28%)
HSV	hsv(244, 75%, 44%)
CMYK	cmyk(70.8%, 75.2%, 0%, 55.7%)
CIE-LAB	lab(17.21, 31.11, -47.98)
CIE-LCH	lch(17.21, 57.18, 302.96°)
OKLab	oklab(29.96% 0.0157 -0.1386)
OKLCH	oklch(29.96% 0.14 276.5)
XYZ	xyz(4.0221, 2.3457, 15.8604)
Luminance	0.0235 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211C71 #6C711C

analogous

#1C4271 #211C71 #4B1C71

triadic

#211C71 #71211C #1C7121

tetradic

#211C71 #711C42 #6C711C #1C714B

square

#211C71 #711C42 #6C711C #1C714B

split-complementary

#211C71 #714B1C #42711C

monochromatic

#070619 #131040 #211C71 #2F28A2 #4239CE

Accessibility & contrast

On white

14.29

#211C71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#211C71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211C71

14.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211C71	#FFFFFF	#000000	##FFFFFF
##211C71	1.00	14.29	1.47	14.29
#FFFFFF	14.29	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E74

Deuteranopia (green-blind)

#00276F

Tritanopia (blue-blind)

#003444

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #211c71;
/* rgb */ color: rgb(33, 28, 113);
/* oklch */ color: oklch(30.0% 0.140 276.5);

Tailwind

colors: {
  custom: {
    50: '#69599b',
    500: '#211c71',
    950: '#000000',
  },
}

SCSS

$custom: #211c71;
$custom-light: #69599b;
$custom-dark: #000000;

JSON

{
  "hex": "#211c71",
  "rgb": {
    "r": 33,
    "g": 28,
    "b": 113
  },
  "hsl": {
    "h": 243.529,
    "s": 60.284,
    "l": 27.647
  },
  "oklch": {
    "l": 0.29955,
    "c": 0.13951,
    "h": 276.5
  },
  "luminance": 0.02346
}

Semantic roles & 50–950 ramp

primary

#211C71

secondary

#A0A643

accent

#E344DA

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #211C71

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

Preview Lab → · Contrast checker → · Palette generator →