#212CA9#212CA9

#212CA9 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.5% C 0.195 H 269.5°. Best body text is #FFFFFF at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#212CA9
RGB	rgb(33, 44, 169)
HSL	hsl(235, 67%, 40%)
HSV	hsv(235, 80%, 66%)
CMYK	cmyk(80.5%, 74%, 0%, 33.7%)
CIE-LAB	lab(26.70, 41.16, -67.23)
CIE-LCH	lch(26.70, 78.83, 301.48°)
OKLab	oklab(38.52% -0.0017 -0.1948)
OKLCH	oklch(38.52% 0.195 269.5)
XYZ	xyz(8.6869, 4.9883, 38.0334)
Luminance	0.0499 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212CA9 #A99E21

analogous

#2170A9 #212CA9 #5A21A9

triadic

#212CA9 #A9212C #2CA921

tetradic

#212CA9 #A92170 #A99E21 #21A95A

square

#212CA9 #A92170 #A99E21 #21A95A

split-complementary

#212CA9 #A95A21 #70A921

monochromatic

#0D1143 #171F76 #212CA9 #313ED7 #646EE1

Accessibility & contrast

On white

10.51

#212CA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#212CA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212CA9

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212CA9	#FFFFFF	#000000	##FFFFFF
##212CA9	1.00	10.51	2.00	10.51
#FFFFFF	10.51	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AD

Deuteranopia (green-blind)

#0038A7

Tritanopia (blue-blind)

#005068

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #212ca9;
/* rgb */ color: rgb(33, 44, 169);
/* oklch */ color: oklch(38.5% 0.195 269.5);

Tailwind

colors: {
  custom: {
    50: '#7666c4',
    500: '#212ca9',
    950: '#000000',
  },
}

SCSS

$custom: #212ca9;
$custom-light: #7666c4;
$custom-dark: #000000;

JSON

{
  "hex": "#212ca9",
  "rgb": {
    "r": 33,
    "g": 44,
    "b": 169
  },
  "hsl": {
    "h": 235.147,
    "s": 67.327,
    "l": 39.608
  },
  "oklch": {
    "l": 0.38524,
    "c": 0.19477,
    "h": 269.5
  },
  "luminance": 0.04989
}

Semantic roles & 50–950 ramp

primary

#212CA9

secondary

#C6BE60

accent

#DC3EEA

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #212CA9

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

Preview Lab → · Contrast checker → · Palette generator →