#312978#312978

#312978 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.2% C 0.129 H 281.7°. Best body text is #FFFFFF at 12.22:1 contrast (WCAG AA passes).

Color values

HEX	#312978
RGB	rgb(49, 41, 120)
HSL	hsl(246, 49%, 32%)
HSV	hsv(246, 66%, 47%)
CMYK	cmyk(59.2%, 65.8%, 0%, 52.9%)
CIE-LAB	lab(22.28, 27.78, -44.11)
CIE-LCH	lch(22.28, 52.13, 302.20°)
OKLab	oklab(34.16% 0.0261 -0.1268)
OKLCH	oklch(34.16% 0.129 281.7)
XYZ	xyz(5.4487, 3.5946, 18.1724)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312978 #707829

analogous

#294978 #312978 #592978

triadic

#312978 #783129 #297831

tetradic

#312978 #782949 #707829 #297859

square

#312978 #782949 #707829 #297859

split-complementary

#312978 #785929 #497829

monochromatic

#0C0A1D #1E194A #312978 #4439A6 #6156C5

Accessibility & contrast

On white

12.22

#312978 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#312978 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312978

12.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312978	#FFFFFF	#000000	##FFFFFF
##312978	1.00	12.22	1.72	12.22
#FFFFFF	12.22	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387B

Deuteranopia (green-blind)

#003276

Tritanopia (blue-blind)

#0B3D4C

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #312978;
/* rgb */ color: rgb(49, 41, 120);
/* oklch */ color: oklch(34.2% 0.129 281.7);

Tailwind

colors: {
  custom: {
    50: '#7163a0',
    500: '#312978',
    950: '#000000',
  },
}

SCSS

$custom: #312978;
$custom-light: #7163a0;
$custom-dark: #000000;

JSON

{
  "hex": "#312978",
  "rgb": {
    "r": 49,
    "g": 41,
    "b": 120
  },
  "hsl": {
    "h": 246.076,
    "s": 49.068,
    "l": 31.569
  },
  "oklch": {
    "l": 0.34164,
    "c": 0.12944,
    "h": 281.7
  },
  "luminance": 0.03595
}

Semantic roles & 50–950 ramp

primary

#312978

secondary

#A1AA53

accent

#D94FCB

background

#F7F5F9

surface

#EDEAF2

border

#C8C6CC

text

#08050F

muted

#7B797E

Preview Lab

Preview with #312978

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

Preview Lab → · Contrast checker → · Palette generator →