#213F91#213F91

#213F91 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.7% C 0.140 H 265.3°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#213F91
RGB	rgb(33, 63, 145)
HSL	hsl(224, 63%, 35%)
HSV	hsv(224, 77%, 57%)
CMYK	cmyk(77.2%, 56.6%, 0%, 43.1%)
CIE-LAB	lab(29.21, 19.70, -48.51)
CIE-LCH	lch(29.21, 52.36, 292.10°)
OKLab	oklab(39.69% -0.0116 -0.1399)
OKLCH	oklch(39.69% 0.14 265.3)
XYZ	xyz(7.5137, 5.9218, 27.5296)
Luminance	0.0592 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213F91 #917321

analogous

#217791 #213F91 #3B2191

triadic

#213F91 #91213F #3F9121

tetradic

#213F91 #912177 #917321 #21913B

square

#213F91 #912177 #917321 #21913B

split-complementary

#213F91 #913B21 #779121

monochromatic

#0A142D #16295F #213F91 #2C55C3 #5478D8

Accessibility & contrast

On white

9.61

#213F91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#213F91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213F91

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213F91	#FFFFFF	#000000	##FFFFFF
##213F91	1.00	9.61	2.18	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A94

Deuteranopia (green-blind)

#00408F

Tritanopia (blue-blind)

#005361

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #213f91;
/* rgb */ color: rgb(33, 63, 145);
/* oklch */ color: oklch(39.7% 0.140 265.3);

Tailwind

colors: {
  custom: {
    50: '#6e73b2',
    500: '#213f91',
    950: '#000000',
  },
}

SCSS

$custom: #213f91;
$custom-light: #6e73b2;
$custom-dark: #000000;

JSON

{
  "hex": "#213f91",
  "rgb": {
    "r": 33,
    "g": 63,
    "b": 145
  },
  "hsl": {
    "h": 223.929,
    "s": 62.921,
    "l": 34.902
  },
  "oklch": {
    "l": 0.39694,
    "c": 0.14035,
    "h": 265.3
  },
  "luminance": 0.05923
}

Semantic roles & 50–950 ramp

primary

#213F91

secondary

#BC9F52

accent

#BA42E6

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #213F91

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

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