#212579#212579

#212579 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.3% C 0.140 H 273.4°. Best body text is #FFFFFF at 13.08:1 contrast (WCAG AA passes).

Color values

HEX	#212579
RGB	rgb(33, 37, 121)
HSL	hsl(237, 57%, 30%)
HSV	hsv(237, 73%, 47%)
CMYK	cmyk(72.7%, 69.4%, 0%, 52.5%)
CIE-LAB	lab(20.15, 28.21, -48.29)
CIE-LCH	lch(20.15, 55.92, 300.29°)
OKLab	oklab(32.32% 0.0082 -0.1395)
OKLCH	oklch(32.32% 0.14 273.4)
XYZ	xyz(4.7388, 3.0265, 18.4199)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212579 #797521

analogous

#215179 #212579 #492179

triadic

#212579 #792125 #257921

tetradic

#212579 #792151 #797521 #217949

square

#212579 #792151 #797521 #217949

split-complementary

#212579 #794921 #517921

monochromatic

#070819 #141649 #212579 #2E34A9 #474ECD

Accessibility & contrast

On white

13.08

#212579 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#212579 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212579

13.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212579	#FFFFFF	#000000	##FFFFFF
##212579	1.00	13.08	1.61	13.08
#FFFFFF	13.08	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357C

Deuteranopia (green-blind)

#002D77

Tritanopia (blue-blind)

#003B4B

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #212579;
/* rgb */ color: rgb(33, 37, 121);
/* oklch */ color: oklch(32.3% 0.140 273.4);

Tailwind

colors: {
  custom: {
    50: '#6a60a1',
    500: '#212579',
    950: '#000000',
  },
}

SCSS

$custom: #212579;
$custom-light: #6a60a1;
$custom-dark: #000000;

JSON

{
  "hex": "#212579",
  "rgb": {
    "r": 33,
    "g": 37,
    "b": 121
  },
  "hsl": {
    "h": 237.273,
    "s": 57.143,
    "l": 30.196
  },
  "oklch": {
    "l": 0.32322,
    "c": 0.13975,
    "h": 273.4
  },
  "luminance": 0.03027
}

Semantic roles & 50–950 ramp

primary

#212579

secondary

#ACA84A

accent

#D947E0

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#07040F

muted

#7A797F

Preview Lab

Preview with #212579

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

Preview Lab → · Contrast checker → · Palette generator →