#212D9C#212D9C

#212D9C is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.3% C 0.177 H 269.8°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#212D9C
RGB	rgb(33, 45, 156)
HSL	hsl(234, 65%, 37%)
HSV	hsv(234, 79%, 61%)
CMYK	cmyk(78.8%, 71.2%, 0%, 38.8%)
CIE-LAB	lab(25.56, 35.92, -61.22)
CIE-LCH	lch(25.56, 70.98, 300.40°)
OKLab	oklab(37.3% -0.0005 -0.1773)
OKLCH	oklch(37.3% 0.177 269.8)
XYZ	xyz(7.5643, 4.5996, 31.9352)
Luminance	0.0460 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212D9C #9C9021

analogous

#216B9C #212D9C #52219C

triadic

#212D9C #9C212D #2D9C21

tetradic

#212D9C #9C216B #9C9021 #219C52

square

#212D9C #9C216B #9C9021 #219C52

split-complementary

#212D9C #9C5221 #6B9C21

monochromatic

#0C1037 #161E69 #212D9C #2C3CCF #5B68DC

Accessibility & contrast

On white

10.94

#212D9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#212D9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212D9C

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212D9C	#FFFFFF	#000000	##FFFFFF
##212D9C	1.00	10.94	1.92	10.94
#FFFFFF	10.94	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439F

Deuteranopia (green-blind)

#00379A

Tritanopia (blue-blind)

#004C61

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #212d9c;
/* rgb */ color: rgb(33, 45, 156);
/* oklch */ color: oklch(37.3% 0.177 269.8);

Tailwind

colors: {
  custom: {
    50: '#7266ba',
    500: '#212d9c',
    950: '#000000',
  },
}

SCSS

$custom: #212d9c;
$custom-light: #7266ba;
$custom-dark: #000000;

JSON

{
  "hex": "#212d9c",
  "rgb": {
    "r": 33,
    "g": 45,
    "b": 156
  },
  "hsl": {
    "h": 234.146,
    "s": 65.079,
    "l": 37.059
  },
  "oklch": {
    "l": 0.373,
    "c": 0.17728,
    "h": 269.8
  },
  "luminance": 0.046
}

Semantic roles & 50–950 ramp

primary

#212D9C

secondary

#C1B658

accent

#D840E8

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #212D9C

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

Preview Lab → · Contrast checker → · Palette generator →