#212A7C#212A7C

#212A7C is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.5% C 0.138 H 271.8°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#212A7C
RGB	rgb(33, 42, 124)
HSL	hsl(234, 58%, 31%)
HSV	hsv(234, 73%, 49%)
CMYK	cmyk(73.4%, 66.1%, 0%, 51.4%)
CIE-LAB	lab(21.70, 25.97, -47.65)
CIE-LCH	lch(21.70, 54.27, 298.59°)
OKLab	oklab(33.54% 0.0043 -0.1376)
OKLCH	oklch(33.54% 0.138 271.8)
XYZ	xyz(5.0920, 3.4340, 19.4593)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212A7C #7C7321

analogous

#21577C #212A7C #45217C

triadic

#212A7C #7C212A #2A7C21

tetradic

#212A7C #7C2157 #7C7321 #217C45

square

#212A7C #7C2157 #7C7321 #217C45

split-complementary

#212A7C #7C4521 #577C21

monochromatic

#07091B #141A4C #212A7C #2E3AAC #4956CF

Accessibility & contrast

On white

12.45

#212A7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#212A7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212A7C

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212A7C	#FFFFFF	#000000	##FFFFFF
##212A7C	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387F

Deuteranopia (green-blind)

#00307A

Tritanopia (blue-blind)

#003F4F

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #212a7c;
/* rgb */ color: rgb(33, 42, 124);
/* oklch */ color: oklch(33.5% 0.138 271.8);

Tailwind

colors: {
  custom: {
    50: '#6a63a3',
    500: '#212a7c',
    950: '#000000',
  },
}

SCSS

$custom: #212a7c;
$custom-light: #6a63a3;
$custom-dark: #000000;

JSON

{
  "hex": "#212a7c",
  "rgb": {
    "r": 33,
    "g": 42,
    "b": 124
  },
  "hsl": {
    "h": 234.066,
    "s": 57.962,
    "l": 30.784
  },
  "oklch": {
    "l": 0.33544,
    "c": 0.13769,
    "h": 271.8
  },
  "luminance": 0.03434
}

Semantic roles & 50–950 ramp

primary

#212A7C

secondary

#AFA54A

accent

#D247E1

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #212A7C

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

Preview Lab → · Contrast checker → · Palette generator →