#213AA7#213AA7

#213AA7 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.7% C 0.177 H 267.4°. Best body text is #FFFFFF at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#213AA7
RGB	rgb(33, 58, 167)
HSL	hsl(229, 67%, 39%)
HSV	hsv(229, 80%, 65%)
CMYK	cmyk(80.2%, 65.3%, 0%, 34.5%)
CIE-LAB	lab(29.76, 31.61, -60.99)
CIE-LCH	lch(29.76, 68.70, 297.40°)
OKLab	oklab(40.68% -0.008 -0.1766)
OKLCH	oklch(40.68% 0.177 267.4)
XYZ	xyz(9.1129, 6.1384, 37.2563)
Luminance	0.0614 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213AA7 #A78E21

analogous

#217DA7 #213AA7 #4B21A7

triadic

#213AA7 #A7213A #3AA721

tetradic

#213AA7 #A7217D #A78E21 #21A74B

square

#213AA7 #A7217D #A78E21 #21A74B

split-complementary

#213AA7 #A74B21 #7DA721

monochromatic

#0D1741 #172874 #213AA7 #2F4ED6 #627AE0

Accessibility & contrast

On white

9.43

#213AA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#213AA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213AA7

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213AA7	#FFFFFF	#000000	##FFFFFF
##213AA7	1.00	9.43	2.23	9.43
#FFFFFF	9.43	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DAA

Deuteranopia (green-blind)

#0040A5

Tritanopia (blue-blind)

#00576B

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #213aa7;
/* rgb */ color: rgb(33, 58, 167);
/* oklch */ color: oklch(40.7% 0.177 267.4);

Tailwind

colors: {
  custom: {
    50: '#7470c2',
    500: '#213aa7',
    950: '#000000',
  },
}

SCSS

$custom: #213aa7;
$custom-light: #7470c2;
$custom-dark: #000000;

JSON

{
  "hex": "#213aa7",
  "rgb": {
    "r": 33,
    "g": 58,
    "b": 167
  },
  "hsl": {
    "h": 228.806,
    "s": 67,
    "l": 39.216
  },
  "oklch": {
    "l": 0.40681,
    "c": 0.17673,
    "h": 267.4
  },
  "luminance": 0.06139
}

Semantic roles & 50–950 ramp

primary

#213AA7

secondary

#C5B25F

accent

#CA3EEA

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #213AA7

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

Preview Lab → · Contrast checker → · Palette generator →