#221771#221771

#221771 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.3% C 0.145 H 278.1°. Best body text is #FFFFFF at 14.70:1 contrast (WCAG AA passes).

Color values

HEX	#221771
RGB	rgb(34, 23, 113)
HSL	hsl(247, 66%, 27%)
HSV	hsv(247, 80%, 44%)
CMYK	cmyk(69.9%, 79.6%, 0%, 55.7%)
CIE-LAB	lab(16.23, 34.21, -49.59)
CIE-LCH	lch(16.23, 60.24, 304.60°)
OKLab	oklab(29.28% 0.0204 -0.1432)
OKLCH	oklch(29.28% 0.145 278.1)
XYZ	xyz(3.9458, 2.1448, 15.8256)
Luminance	0.0215 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#221771 #667117

analogous

#173971 #221771 #4F1771

triadic

#221771 #712217 #177122

tetradic

#221771 #711739 #667117 #17714F

square

#221771 #711739 #667117 #17714F

split-complementary

#221771 #714F17 #397117

monochromatic

#080519 #130D3E #221771 #3121A4 #422ED4

Accessibility & contrast

On white

14.70

#221771 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#221771 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #221771

14.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##221771	#FFFFFF	#000000	##FFFFFF
##221771	1.00	14.70	1.43	14.70
#FFFFFF	14.70	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C74

Deuteranopia (green-blind)

#00256F

Tritanopia (blue-blind)

#003143

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #221771;
/* rgb */ color: rgb(34, 23, 113);
/* oklch */ color: oklch(29.3% 0.145 278.1);

Tailwind

colors: {
  custom: {
    50: '#6a569b',
    500: '#221771',
    950: '#000000',
  },
}

SCSS

$custom: #221771;
$custom-light: #6a569b;
$custom-dark: #000000;

JSON

{
  "hex": "#221771",
  "rgb": {
    "r": 34,
    "g": 23,
    "b": 113
  },
  "hsl": {
    "h": 247.333,
    "s": 66.176,
    "l": 26.667
  },
  "oklch": {
    "l": 0.29284,
    "c": 0.14468,
    "h": 278.1
  },
  "luminance": 0.02145
}

Semantic roles & 50–950 ramp

primary

#221771

secondary

#9AA73D

accent

#E93FD4

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #221771

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

Preview Lab → · Contrast checker → · Palette generator →