#213AA6#213AA6

#213AA6 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.6% C 0.175 H 267.4°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#213AA6
RGB	rgb(33, 58, 166)
HSL	hsl(229, 67%, 39%)
HSV	hsv(229, 80%, 65%)
CMYK	cmyk(80.1%, 65.1%, 0%, 34.9%)
CIE-LAB	lab(29.67, 31.23, -60.54)
CIE-LCH	lch(29.67, 68.12, 297.29°)
OKLab	oklab(40.59% -0.008 -0.1752)
OKLCH	oklch(40.59% 0.175 267.4)
XYZ	xyz(9.0208, 6.1016, 36.7713)
Luminance	0.0610 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213AA6 #A68D21

analogous

#217DA6 #213AA6 #4B21A6

triadic

#213AA6 #A6213A #3AA621

tetradic

#213AA6 #A6217D #A68D21 #21A64B

square

#213AA6 #A6217D #A68D21 #21A64B

split-complementary

#213AA6 #A64B21 #7DA621

monochromatic

#0D1640 #172873 #213AA6 #2F4ED6 #6279E0

Accessibility & contrast

On white

9.46

#213AA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#213AA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213AA6

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213AA6	#FFFFFF	#000000	##FFFFFF
##213AA6	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA9

Deuteranopia (green-blind)

#0040A4

Tritanopia (blue-blind)

#00576A

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #213aa6;
/* rgb */ color: rgb(33, 58, 166);
/* oklch */ color: oklch(40.6% 0.175 267.4);

Tailwind

colors: {
  custom: {
    50: '#7470c1',
    500: '#213aa6',
    950: '#000000',
  },
}

SCSS

$custom: #213aa6;
$custom-light: #7470c1;
$custom-dark: #000000;

JSON

{
  "hex": "#213aa6",
  "rgb": {
    "r": 33,
    "g": 58,
    "b": 166
  },
  "hsl": {
    "h": 228.722,
    "s": 66.834,
    "l": 39.02
  },
  "oklch": {
    "l": 0.40586,
    "c": 0.17541,
    "h": 267.4
  },
  "luminance": 0.06103
}

Semantic roles & 50–950 ramp

primary

#213AA6

secondary

#C5B15E

accent

#C93EEA

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #213AA6

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

Preview Lab → · Contrast checker → · Palette generator →