#312479#312479

#312479 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.4% C 0.137 H 283.0°. Best body text is #FFFFFF at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#312479
RGB	rgb(49, 36, 121)
HSL	hsl(249, 54%, 31%)
HSV	hsv(249, 70%, 47%)
CMYK	cmyk(59.5%, 70.2%, 0%, 52.5%)
CIE-LAB	lab(21.19, 31.30, -46.53)
CIE-LCH	lch(21.19, 56.08, 303.92°)
OKLab	oklab(33.4% 0.0309 -0.1339)
OKLCH	oklch(33.4% 0.137 283)
XYZ	xyz(5.3476, 3.2949, 18.4396)
Luminance	0.0330 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312479 #6C7924

analogous

#244279 #312479 #5B2479

triadic

#312479 #793124 #247931

tetradic

#312479 #792442 #6C7924 #24795B

square

#312479 #792442 #6C7924 #24795B

split-complementary

#312479 #795B24 #427924

monochromatic

#0B081B #1E164A #312479 #4432A8 #604DCA

Accessibility & contrast

On white

12.66

#312479 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#312479 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312479

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312479	#FFFFFF	#000000	##FFFFFF
##312479	1.00	12.66	1.66	12.66
#FFFFFF	12.66	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367C

Deuteranopia (green-blind)

#003077

Tritanopia (blue-blind)

#0A3A4B

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #312479;
/* rgb */ color: rgb(49, 36, 121);
/* oklch */ color: oklch(33.4% 0.137 283.0);

Tailwind

colors: {
  custom: {
    50: '#7260a1',
    500: '#312479',
    950: '#000000',
  },
}

SCSS

$custom: #312479;
$custom-light: #7260a1;
$custom-dark: #000000;

JSON

{
  "hex": "#312479",
  "rgb": {
    "r": 49,
    "g": 36,
    "b": 121
  },
  "hsl": {
    "h": 249.176,
    "s": 54.14,
    "l": 30.784
  },
  "oklch": {
    "l": 0.33399,
    "c": 0.13742,
    "h": 283
  },
  "luminance": 0.03295
}

Semantic roles & 50–950 ramp

primary

#312479

secondary

#9DAC4D

accent

#DE4AC7

background

#F7F5FA

surface

#EDE9F3

border

#C8C5CD

text

#08050F

muted

#7B797F

Preview Lab

Preview with #312479

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

Preview Lab → · Contrast checker → · Palette generator →