#213BA0#213BA0

#213BA0 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.2% C 0.166 H 267.1°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#213BA0
RGB	rgb(33, 59, 160)
HSL	hsl(228, 66%, 38%)
HSV	hsv(228, 79%, 63%)
CMYK	cmyk(79.4%, 63.1%, 0%, 37.3%)
CIE-LAB	lab(29.38, 28.28, -57.38)
CIE-LCH	lch(29.38, 63.97, 296.23°)
OKLab	oklab(40.21% -0.0084 -0.166)
OKLCH	oklch(40.21% 0.166 267.1)
XYZ	xyz(8.5341, 5.9884, 33.9570)
Luminance	0.0599 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213BA0 #A08621

analogous

#217AA0 #213BA0 #4721A0

triadic

#213BA0 #A0213B #3BA021

tetradic

#213BA0 #A0217A #A08621 #21A047

square

#213BA0 #A0217A #A08621 #21A047

split-complementary

#213BA0 #A04721 #7AA021

monochromatic

#0C163B #17286D #213BA0 #2B4ED3 #5E78DE

Accessibility & contrast

On white

9.56

#213BA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#213BA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213BA0

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213BA0	#FFFFFF	#000000	##FFFFFF
##213BA0	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA3

Deuteranopia (green-blind)

#003F9E

Tritanopia (blue-blind)

#005568

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #213ba0;
/* rgb */ color: rgb(33, 59, 160);
/* oklch */ color: oklch(40.2% 0.166 267.1);

Tailwind

colors: {
  custom: {
    50: '#7270bd',
    500: '#213ba0',
    950: '#000000',
  },
}

SCSS

$custom: #213ba0;
$custom-light: #7270bd;
$custom-dark: #000000;

JSON

{
  "hex": "#213ba0",
  "rgb": {
    "r": 33,
    "g": 59,
    "b": 160
  },
  "hsl": {
    "h": 227.717,
    "s": 65.803,
    "l": 37.843
  },
  "oklch": {
    "l": 0.4021,
    "c": 0.16618,
    "h": 267.1
  },
  "luminance": 0.05989
}

Semantic roles & 50–950 ramp

primary

#213BA0

secondary

#C2AD5B

accent

#C63FE9

background

#F7F6FB

surface

#EDECF7

border

#C8C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #213BA0

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

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