#212AA0#212AA0

#212AA0 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.2% C 0.186 H 270.1°. Best body text is #FFFFFF at 11.03:1 contrast (WCAG AA passes).

Color values

HEX	#212AA0
RGB	rgb(33, 42, 160)
HSL	hsl(236, 66%, 38%)
HSV	hsv(236, 79%, 63%)
CMYK	cmyk(79.4%, 73.8%, 0%, 37.3%)
CIE-LAB	lab(25.31, 39.20, -64.08)
CIE-LCH	lch(25.31, 75.12, 301.46°)
OKLab	oklab(37.24% 0.0004 -0.1856)
OKLCH	oklch(37.24% 0.186 270.1)
XYZ	xyz(7.7982, 4.5164, 33.7117)
Luminance	0.0452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212AA0 #A09721

analogous

#2169A0 #212AA0 #5721A0

triadic

#212AA0 #A0212A #2AA021

tetradic

#212AA0 #A02169 #A09721 #21A057

square

#212AA0 #A02169 #A09721 #21A057

split-complementary

#212AA0 #A05721 #69A021

monochromatic

#0C0F3B #171D6D #212AA0 #2B37D3 #5E67DE

Accessibility & contrast

On white

11.03

#212AA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#212AA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212AA0

11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212AA0	#FFFFFF	#000000	##FFFFFF
##212AA0	1.00	11.03	1.90	11.03
#FFFFFF	11.03	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A3

Deuteranopia (green-blind)

#00369E

Tritanopia (blue-blind)

#004C62

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #212aa0;
/* rgb */ color: rgb(33, 42, 160);
/* oklch */ color: oklch(37.2% 0.186 270.1);

Tailwind

colors: {
  custom: {
    50: '#7464bd',
    500: '#212aa0',
    950: '#000000',
  },
}

SCSS

$custom: #212aa0;
$custom-light: #7464bd;
$custom-dark: #000000;

JSON

{
  "hex": "#212aa0",
  "rgb": {
    "r": 33,
    "g": 42,
    "b": 160
  },
  "hsl": {
    "h": 235.748,
    "s": 65.803,
    "l": 37.843
  },
  "oklch": {
    "l": 0.37244,
    "c": 0.18558,
    "h": 270.1
  },
  "luminance": 0.04517
}

Semantic roles & 50–950 ramp

primary

#212AA0

secondary

#C2BB5B

accent

#DD3FE9

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #212AA0

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

Preview Lab → · Contrast checker → · Palette generator →