#213A77#213A77

#213A77 is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.5% C 0.109 H 264.8°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#213A77
RGB	rgb(33, 58, 119)
HSL	hsl(223, 57%, 30%)
HSV	hsv(223, 72%, 47%)
CMYK	cmyk(72.3%, 51.3%, 0%, 53.3%)
CIE-LAB	lab(25.81, 12.83, -37.82)
CIE-LCH	lch(25.81, 39.94, 288.75°)
OKLab	oklab(36.49% -0.0099 -0.1085)
OKLCH	oklch(36.49% 0.109 264.8)
XYZ	xyz(5.4689, 4.6808, 18.0645)
Luminance	0.0468 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213A77 #775E21

analogous

#216577 #213A77 #332177

triadic

#213A77 #77213A #3A7721

tetradic

#213A77 #772165 #775E21 #217733

square

#213A77 #772165 #775E21 #217733

split-complementary

#213A77 #773321 #657721

monochromatic

#070C18 #142347 #213A77 #2E51A7 #476DCC

Accessibility & contrast

On white

10.85

#213A77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#213A77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213A77

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213A77	#FFFFFF	#000000	##FFFFFF
##213A77	1.00	10.85	1.94	10.85
#FFFFFF	10.85	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#184179

Deuteranopia (green-blind)

#003976

Tritanopia (blue-blind)

#004852

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #213a77;
/* rgb */ color: rgb(33, 58, 119);
/* oklch */ color: oklch(36.5% 0.109 264.8);

Tailwind

colors: {
  custom: {
    50: '#686f9f',
    500: '#213a77',
    950: '#000000',
  },
}

SCSS

$custom: #213a77;
$custom-light: #686f9f;
$custom-dark: #000000;

JSON

{
  "hex": "#213a77",
  "rgb": {
    "r": 33,
    "g": 58,
    "b": 119
  },
  "hsl": {
    "h": 222.558,
    "s": 56.579,
    "l": 29.804
  },
  "oklch": {
    "l": 0.36488,
    "c": 0.10895,
    "h": 264.8
  },
  "luminance": 0.04681
}

Semantic roles & 50–950 ramp

primary

#213A77

secondary

#AA8E4A

accent

#B448E0

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #213A77

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

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