#212DA0#212DA0

#212DA0 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.7% C 0.182 H 269.7°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#212DA0
RGB	rgb(33, 45, 160)
HSL	hsl(234, 66%, 38%)
HSV	hsv(234, 79%, 63%)
CMYK	cmyk(79.4%, 71.9%, 0%, 37.3%)
CIE-LAB	lab(25.97, 37.37, -62.98)
CIE-LCH	lch(25.97, 73.23, 300.68°)
OKLab	oklab(37.72% -0.0009 -0.1824)
OKLCH	oklch(37.72% 0.182 269.7)
XYZ	xyz(7.9086, 4.7373, 33.7485)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212DA0 #A09421

analogous

#216CA0 #212DA0 #5521A0

triadic

#212DA0 #A0212D #2DA021

tetradic

#212DA0 #A0216C #A09421 #21A055

square

#212DA0 #A0216C #A09421 #21A055

split-complementary

#212DA0 #A05521 #6CA021

monochromatic

#0C103B #171F6D #212DA0 #2B3BD3 #5E6ADE

Accessibility & contrast

On white

10.78

#212DA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#212DA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212DA0

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212DA0	#FFFFFF	#000000	##FFFFFF
##212DA0	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A3

Deuteranopia (green-blind)

#00379E

Tritanopia (blue-blind)

#004D63

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #212da0;
/* rgb */ color: rgb(33, 45, 160);
/* oklch */ color: oklch(37.7% 0.182 269.7);

Tailwind

colors: {
  custom: {
    50: '#7366bd',
    500: '#212da0',
    950: '#000000',
  },
}

SCSS

$custom: #212da0;
$custom-light: #7366bd;
$custom-dark: #000000;

JSON

{
  "hex": "#212da0",
  "rgb": {
    "r": 33,
    "g": 45,
    "b": 160
  },
  "hsl": {
    "h": 234.331,
    "s": 65.803,
    "l": 37.843
  },
  "oklch": {
    "l": 0.3772,
    "c": 0.18241,
    "h": 269.7
  },
  "luminance": 0.04738
}

Semantic roles & 50–950 ramp

primary

#212DA0

secondary

#C2B85B

accent

#D93FE9

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #212DA0

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

Preview Lab → · Contrast checker → · Palette generator →