#211B70#211B70

#211B70 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.7% C 0.139 H 276.8°. Best body text is #FFFFFF at 14.43:1 contrast (WCAG AA passes).

Color values

HEX	#211B70
RGB	rgb(33, 27, 112)
HSL	hsl(244, 61%, 27%)
HSV	hsv(244, 76%, 44%)
CMYK	cmyk(70.5%, 75.9%, 0%, 56.1%)
CIE-LAB	lab(16.88, 31.37, -47.87)
CIE-LCH	lch(16.88, 57.24, 303.24°)
OKLab	oklab(29.69% 0.0166 -0.1383)
OKLCH	oklch(29.69% 0.139 276.8)
XYZ	xyz(3.9428, 2.2767, 15.5578)
Luminance	0.0228 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211B70 #6A701B

analogous

#1B4070 #211B70 #4B1B70

triadic

#211B70 #70211B #1B7021

tetradic

#211B70 #701B40 #6A701B #1B704B

square

#211B70 #701B40 #6A701B #1B704B

split-complementary

#211B70 #704B1B #40701B

monochromatic

#070619 #120F3F #211B70 #3027A1 #4137CF

Accessibility & contrast

On white

14.43

#211B70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#211B70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211B70

14.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211B70	#FFFFFF	#000000	##FFFFFF
##211B70	1.00	14.43	1.46	14.43
#FFFFFF	14.43	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D73

Deuteranopia (green-blind)

#00266E

Tritanopia (blue-blind)

#003343

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #211b70;
/* rgb */ color: rgb(33, 27, 112);
/* oklch */ color: oklch(29.7% 0.139 276.8);

Tailwind

colors: {
  custom: {
    50: '#69589a',
    500: '#211b70',
    950: '#000000',
  },
}

SCSS

$custom: #211b70;
$custom-light: #69589a;
$custom-dark: #000000;

JSON

{
  "hex": "#211b70",
  "rgb": {
    "r": 33,
    "g": 27,
    "b": 112
  },
  "hsl": {
    "h": 244.235,
    "s": 61.151,
    "l": 27.255
  },
  "oklch": {
    "l": 0.29688,
    "c": 0.13929,
    "h": 276.8
  },
  "luminance": 0.02277
}

Semantic roles & 50–950 ramp

primary

#211B70

secondary

#9EA542

accent

#E444D9

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #211B70

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

Preview Lab → · Contrast checker → · Palette generator →