#312DBF#312DBF

#312DBF is a dark, highly saturated blue. Relative luminance 0.063; OKLCH L 41.9% C 0.216 H 273.1°. Best body text is #FFFFFF at 9.30:1 contrast (WCAG AA passes).

Color values

HEX	#312DBF
RGB	rgb(49, 45, 191)
HSL	hsl(242, 62%, 46%)
HSV	hsv(242, 76%, 75%)
CMYK	cmyk(74.3%, 76.4%, 0%, 25.1%)
CIE-LAB	lab(30.13, 49.21, -74.64)
CIE-LCH	lch(30.13, 89.40, 303.40°)
OKLab	oklab(41.89% 0.0116 -0.216)
OKLCH	oklch(41.89% 0.216 273.1)
XYZ	xyz(11.6058, 6.2901, 49.8826)
Luminance	0.0629 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312DBF #BBBF2D

analogous

#2D72BF #312DBF #7A2DBF

triadic

#312DBF #BF312D #2DBF31

tetradic

#312DBF #BF2D72 #BBBF2D #2DBF7A

square

#312DBF #BF2D72 #BBBF2D #2DBF7A

split-complementary

#312DBF #BF7A2D #72BF2D

monochromatic

#18165C #24218D #312DBF #5653D6 #8784E2

Accessibility & contrast

On white

9.30

#312DBF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#312DBF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312DBF

9.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312DBF	#FFFFFF	#000000	##FFFFFF
##312DBF	1.00	9.30	2.26	9.30
#FFFFFF	9.30	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EC3

Deuteranopia (green-blind)

#0040BC

Tritanopia (blue-blind)

#005975

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #312dbf;
/* rgb */ color: rgb(49, 45, 191);
/* oklch */ color: oklch(41.9% 0.216 273.1);

Tailwind

colors: {
  custom: {
    50: '#8069d4',
    500: '#312dbf',
    950: '#000000',
  },
}

SCSS

$custom: #312dbf;
$custom-light: #8069d4;
$custom-dark: #000000;

JSON

{
  "hex": "#312dbf",
  "rgb": {
    "r": 49,
    "g": 45,
    "b": 191
  },
  "hsl": {
    "h": 241.644,
    "s": 61.864,
    "l": 46.275
  },
  "oklch": {
    "l": 0.4189,
    "c": 0.21629,
    "h": 273.1
  },
  "luminance": 0.06291
}

Semantic roles & 50–950 ramp

primary

#312DBF

secondary

#C9CB7C

accent

#E543E1

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #312DBF

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

Preview Lab → · Contrast checker → · Palette generator →