#312E98#312E98

#312E98 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.0% C 0.167 H 276.2°. Best body text is #FFFFFF at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#312E98
RGB	rgb(49, 46, 152)
HSL	hsl(242, 54%, 39%)
HSV	hsv(242, 70%, 60%)
CMYK	cmyk(67.8%, 69.7%, 0%, 40.4%)
CIE-LAB	lab(26.37, 35.66, -57.41)
CIE-LCH	lch(26.37, 67.58, 301.85°)
OKLab	oklab(38.02% 0.018 -0.1658)
OKLCH	oklch(38.02% 0.167 276.2)
XYZ	xyz(7.9093, 4.8733, 30.2235)
Luminance	0.0487 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312E98 #95982E

analogous

#2E6098 #312E98 #662E98

triadic

#312E98 #98312E #2E9831

tetradic

#312E98 #982E60 #95982E #2E9866

square

#312E98 #982E60 #95982E #2E9866

split-complementary

#312E98 #98662E #60982E

monochromatic

#13123A #222069 #312E98 #423EC5 #706DD3

Accessibility & contrast

On white

10.63

#312E98 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#312E98 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312E98

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312E98	#FFFFFF	#000000	##FFFFFF
##312E98	1.00	10.63	1.97	10.63
#FFFFFF	10.63	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439B

Deuteranopia (green-blind)

#003A96

Tritanopia (blue-blind)

#004A5F

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #312e98;
/* rgb */ color: rgb(49, 46, 152);
/* oklch */ color: oklch(38.0% 0.167 276.2);

Tailwind

colors: {
  custom: {
    50: '#7767b7',
    500: '#312e98',
    950: '#000000',
  },
}

SCSS

$custom: #312e98;
$custom-light: #7767b7;
$custom-dark: #000000;

JSON

{
  "hex": "#312e98",
  "rgb": {
    "r": 49,
    "g": 46,
    "b": 152
  },
  "hsl": {
    "h": 241.698,
    "s": 53.535,
    "l": 38.824
  },
  "oklch": {
    "l": 0.38024,
    "c": 0.16674,
    "h": 276.2
  },
  "luminance": 0.04874
}

Semantic roles & 50–950 ramp

primary

#312E98

secondary

#B8BA68

accent

#DD4BD9

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0611

muted

#7C7A80

Preview Lab

Preview with #312E98

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

Preview Lab → · Contrast checker → · Palette generator →