#212C9A#212C9A

#212C9A is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.9% C 0.176 H 270.1°. Best body text is #FFFFFF at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#212C9A
RGB	rgb(33, 44, 154)
HSL	hsl(235, 65%, 37%)
HSV	hsv(235, 79%, 60%)
CMYK	cmyk(78.6%, 71.4%, 0%, 39.6%)
CIE-LAB	lab(25.13, 35.83, -60.72)
CIE-LCH	lch(25.13, 70.50, 300.54°)
OKLab	oklab(36.93% 0.0002 -0.1758)
OKLCH	oklch(36.93% 0.176 270.1)
XYZ	xyz(7.3586, 4.4570, 31.0380)
Luminance	0.0446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212C9A #9A8F21

analogous

#21699A #212C9A #52219A

triadic

#212C9A #9A212C #2C9A21

tetradic

#212C9A #9A2169 #9A8F21 #219A52

square

#212C9A #9A2169 #9A8F21 #219A52

split-complementary

#212C9A #9A5221 #699A21

monochromatic

#0B0F35 #161E68 #212C9A #2C3ACC #5A66DC

Accessibility & contrast

On white

11.10

#212C9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#212C9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212C9A

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212C9A	#FFFFFF	#000000	##FFFFFF
##212C9A	1.00	11.10	1.89	11.10
#FFFFFF	11.10	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419D

Deuteranopia (green-blind)

#003698

Tritanopia (blue-blind)

#004B5F

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #212c9a;
/* rgb */ color: rgb(33, 44, 154);
/* oklch */ color: oklch(36.9% 0.176 270.1);

Tailwind

colors: {
  custom: {
    50: '#7266b9',
    500: '#212c9a',
    950: '#000000',
  },
}

SCSS

$custom: #212c9a;
$custom-light: #7266b9;
$custom-dark: #000000;

JSON

{
  "hex": "#212c9a",
  "rgb": {
    "r": 33,
    "g": 44,
    "b": 154
  },
  "hsl": {
    "h": 234.545,
    "s": 64.706,
    "l": 36.667
  },
  "oklch": {
    "l": 0.36926,
    "c": 0.1758,
    "h": 270.1
  },
  "luminance": 0.04458
}

Semantic roles & 50–950 ramp

primary

#212C9A

secondary

#C0B657

accent

#D840E8

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #212C9A

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

Preview Lab → · Contrast checker → · Palette generator →