#213D77#213D77

#213D77 is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.2% C 0.105 H 262.9°. Best body text is #FFFFFF at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#213D77
RGB	rgb(33, 61, 119)
HSL	hsl(220, 57%, 30%)
HSV	hsv(220, 72%, 47%)
CMYK	cmyk(72.3%, 48.7%, 0%, 53.3%)
CIE-LAB	lab(26.71, 10.74, -36.36)
CIE-LCH	lch(26.71, 37.91, 286.45°)
OKLab	oklab(37.18% -0.0129 -0.1042)
OKLCH	oklch(37.18% 0.105 262.9)
XYZ	xyz(5.6245, 4.9922, 18.1163)
Luminance	0.0499 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213D77 #775B21

analogous

#216877 #213D77 #302177

triadic

#213D77 #77213D #3D7721

tetradic

#213D77 #772168 #775B21 #217730

square

#213D77 #772168 #775B21 #217730

split-complementary

#213D77 #773021 #687721

monochromatic

#070C18 #142447 #213D77 #2E56A7 #4772CC

Accessibility & contrast

On white

10.51

#213D77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#213D77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213D77

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213D77	#FFFFFF	#000000	##FFFFFF
##213D77	1.00	10.51	2.00	10.51
#FFFFFF	10.51	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F4379

Deuteranopia (green-blind)

#0C3B76

Tritanopia (blue-blind)

#004B54

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #213d77;
/* rgb */ color: rgb(33, 61, 119);
/* oklch */ color: oklch(37.2% 0.105 262.9);

Tailwind

colors: {
  custom: {
    50: '#68729f',
    500: '#213d77',
    950: '#000000',
  },
}

SCSS

$custom: #213d77;
$custom-light: #68729f;
$custom-dark: #000000;

JSON

{
  "hex": "#213d77",
  "rgb": {
    "r": 33,
    "g": 61,
    "b": 119
  },
  "hsl": {
    "h": 220.465,
    "s": 56.579,
    "l": 29.804
  },
  "oklch": {
    "l": 0.37182,
    "c": 0.10496,
    "h": 262.9
  },
  "luminance": 0.04993
}

Semantic roles & 50–950 ramp

primary

#213D77

secondary

#AA8B4A

accent

#AE48E0

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #213D77

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

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