#213B76#213B76

#213B76 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.6% C 0.106 H 264.0°. Best body text is #FFFFFF at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#213B76
RGB	rgb(33, 59, 118)
HSL	hsl(222, 56%, 30%)
HSV	hsv(222, 72%, 46%)
CMYK	cmyk(72%, 50%, 0%, 53.7%)
CIE-LAB	lab(26.04, 11.74, -36.81)
CIE-LCH	lch(26.04, 38.64, 287.68°)
OKLab	oklab(36.64% -0.0111 -0.1055)
OKLCH	oklch(36.64% 0.106 264)
XYZ	xyz(5.4600, 4.7587, 17.7668)
Luminance	0.0476 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213B76 #765C21

analogous

#216676 #213B76 #322176

triadic

#213B76 #76213B #3B7621

tetradic

#213B76 #762166 #765C21 #217632

square

#213B76 #762166 #765C21 #217632

split-complementary

#213B76 #763221 #667621

monochromatic

#070C18 #142346 #213B76 #2E53A6 #466FCB

Accessibility & contrast

On white

10.76

#213B76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#213B76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213B76

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213B76	#FFFFFF	#000000	##FFFFFF
##213B76	1.00	10.76	1.95	10.76
#FFFFFF	10.76	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B4278

Deuteranopia (green-blind)

#063A75

Tritanopia (blue-blind)

#004952

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #213b76;
/* rgb */ color: rgb(33, 59, 118);
/* oklch */ color: oklch(36.6% 0.106 264.0);

Tailwind

colors: {
  custom: {
    50: '#68709e',
    500: '#213b76',
    950: '#000000',
  },
}

SCSS

$custom: #213b76;
$custom-light: #68709e;
$custom-dark: #000000;

JSON

{
  "hex": "#213b76",
  "rgb": {
    "r": 33,
    "g": 59,
    "b": 118
  },
  "hsl": {
    "h": 221.647,
    "s": 56.291,
    "l": 29.608
  },
  "oklch": {
    "l": 0.36642,
    "c": 0.10611,
    "h": 264
  },
  "luminance": 0.04759
}

Semantic roles & 50–950 ramp

primary

#213B76

secondary

#A98C4A

accent

#B148E0

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #213B76

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

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