#212AA8#212AA8

#212AA8 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.1% C 0.196 H 269.8°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#212AA8
RGB	rgb(33, 42, 168)
HSL	hsl(236, 67%, 39%)
HSV	hsv(236, 80%, 66%)
CMYK	cmyk(80.4%, 75%, 0%, 34.1%)
CIE-LAB	lab(26.17, 42.00, -67.50)
CIE-LCH	lch(26.17, 79.50, 301.89°)
OKLab	oklab(38.12% -0.0008 -0.1955)
OKLCH	oklch(38.12% 0.196 269.8)
XYZ	xyz(8.5206, 4.8054, 37.5167)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212AA8 #A89F21

analogous

#216EA8 #212AA8 #5C21A8

triadic

#212AA8 #A8212A #2AA821

tetradic

#212AA8 #A8216E #A89F21 #21A85C

square

#212AA8 #A8216E #A89F21 #21A85C

split-complementary

#212AA8 #A85C21 #6EA821

monochromatic

#0D1042 #171D75 #212AA8 #303BD6 #636BE0

Accessibility & contrast

On white

10.71

#212AA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#212AA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212AA8

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212AA8	#FFFFFF	#000000	##FFFFFF
##212AA8	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AC

Deuteranopia (green-blind)

#0037A6

Tritanopia (blue-blind)

#004F67

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #212aa8;
/* rgb */ color: rgb(33, 42, 168);
/* oklch */ color: oklch(38.1% 0.196 269.8);

Tailwind

colors: {
  custom: {
    50: '#7665c3',
    500: '#212aa8',
    950: '#000000',
  },
}

SCSS

$custom: #212aa8;
$custom-light: #7665c3;
$custom-dark: #000000;

JSON

{
  "hex": "#212aa8",
  "rgb": {
    "r": 33,
    "g": 42,
    "b": 168
  },
  "hsl": {
    "h": 236,
    "s": 67.164,
    "l": 39.412
  },
  "oklch": {
    "l": 0.38116,
    "c": 0.19553,
    "h": 269.8
  },
  "luminance": 0.04806
}

Semantic roles & 50–950 ramp

primary

#212AA8

secondary

#C5BF5F

accent

#DF3EEA

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #212AA8

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

Preview Lab → · Contrast checker → · Palette generator →