#312684#312684

#312684 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.8% C 0.150 H 280.5°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#312684
RGB	rgb(49, 38, 132)
HSL	hsl(247, 55%, 33%)
HSV	hsv(247, 71%, 52%)
CMYK	cmyk(62.9%, 71.2%, 0%, 48.2%)
CIE-LAB	lab(22.67, 33.76, -51.07)
CIE-LCH	lch(22.67, 61.22, 303.46°)
OKLab	oklab(34.78% 0.0273 -0.1472)
OKLCH	oklch(34.78% 0.15 280.5)
XYZ	xyz(6.1233, 3.7047, 22.2177)
Luminance	0.0370 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312684 #798426

analogous

#264A84 #312684 #602684

triadic

#312684 #843126 #268431

tetradic

#312684 #84264A #798426 #268460

square

#312684 #84264A #798426 #268460

split-complementary

#312684 #846026 #4A8426

monochromatic

#0E0B25 #1F1854 #312684 #4334B4 #6456CE

Accessibility & contrast

On white

12.06

#312684 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#312684 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312684

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312684	#FFFFFF	#000000	##FFFFFF
##312684	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A87

Deuteranopia (green-blind)

#003382

Tritanopia (blue-blind)

#003F52

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #312684;
/* rgb */ color: rgb(49, 38, 132);
/* oklch */ color: oklch(34.8% 0.150 280.5);

Tailwind

colors: {
  custom: {
    50: '#7461a9',
    500: '#312684',
    950: '#000000',
  },
}

SCSS

$custom: #312684;
$custom-light: #7461a9;
$custom-dark: #000000;

JSON

{
  "hex": "#312684",
  "rgb": {
    "r": 49,
    "g": 38,
    "b": 132
  },
  "hsl": {
    "h": 247.021,
    "s": 55.294,
    "l": 33.333
  },
  "oklch": {
    "l": 0.34781,
    "c": 0.14972,
    "h": 280.5
  },
  "luminance": 0.03705
}

Semantic roles & 50–950 ramp

primary

#312684

secondary

#A8B353

accent

#DF49CD

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #312684

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

Preview Lab → · Contrast checker → · Palette generator →