#312972#312972

#312972 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.6% C 0.121 H 282.7°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#312972
RGB	rgb(49, 41, 114)
HSL	hsl(247, 47%, 30%)
HSV	hsv(247, 64%, 45%)
CMYK	cmyk(57%, 64%, 0%, 55.3%)
CIE-LAB	lab(21.78, 25.71, -41.10)
CIE-LCH	lch(21.78, 48.48, 302.03°)
OKLab	oklab(33.63% 0.0266 -0.1179)
OKLCH	oklch(33.63% 0.121 282.7)
XYZ	xyz(5.0959, 3.4534, 16.3144)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312972 #6A7229

analogous

#294672 #312972 #552972

triadic

#312972 #723129 #297231

tetradic

#312972 #722946 #6A7229 #297255

square

#312972 #722946 #6A7229 #297255

split-complementary

#312972 #725529 #467229

monochromatic

#0A0918 #1E1945 #312972 #44399F #6054C1

Accessibility & contrast

On white

12.42

#312972 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#312972 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312972

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312972	#FFFFFF	#000000	##FFFFFF
##312972	1.00	12.42	1.69	12.42
#FFFFFF	12.42	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003774

Deuteranopia (green-blind)

#003271

Tritanopia (blue-blind)

#143B49

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #312972;
/* rgb */ color: rgb(49, 41, 114);
/* oklch */ color: oklch(33.6% 0.121 282.7);

Tailwind

colors: {
  custom: {
    50: '#70639b',
    500: '#312972',
    950: '#000000',
  },
}

SCSS

$custom: #312972;
$custom-light: #70639b;
$custom-dark: #000000;

JSON

{
  "hex": "#312972",
  "rgb": {
    "r": 49,
    "g": 41,
    "b": 114
  },
  "hsl": {
    "h": 246.575,
    "s": 47.097,
    "l": 30.392
  },
  "oklch": {
    "l": 0.33634,
    "c": 0.12087,
    "h": 282.7
  },
  "luminance": 0.03454
}

Semantic roles & 50–950 ramp

primary

#312972

secondary

#9BA453

accent

#D751C8

background

#F7F5F9

surface

#EDEAF2

border

#C8C6CC

text

#08050E

muted

#7B797E

Preview Lab

Preview with #312972

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

Preview Lab → · Contrast checker → · Palette generator →