#312ABD#312ABD

#312ABD is a dark, highly saturated blue. Relative luminance 0.060; OKLCH L 41.3% C 0.217 H 273.5°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#312ABD
RGB	rgb(49, 42, 189)
HSL	hsl(243, 64%, 45%)
HSV	hsv(243, 78%, 74%)
CMYK	cmyk(74.1%, 77.8%, 0%, 25.9%)
CIE-LAB	lab(29.37, 50.14, -74.73)
CIE-LCH	lch(29.37, 89.99, 303.86°)
OKLab	oklab(41.29% 0.0132 -0.2162)
OKLCH	oklch(41.29% 0.217 273.5)
XYZ	xyz(11.2768, 5.9819, 48.6946)
Luminance	0.0598 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312ABD #B6BD2A

analogous

#2A6DBD #312ABD #7A2ABD

triadic

#312ABD #BD312A #2ABD31

tetradic

#312ABD #BD2A6D #B6BD2A #2ABD7A

square

#312ABD #BD2A6D #B6BD2A #2ABD7A

split-complementary

#312ABD #BD7A2A #6DBD2A

monochromatic

#171459 #241F8B #312ABD #534DD7 #847FE3

Accessibility & contrast

On white

9.56

#312ABD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#312ABD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312ABD

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312ABD	#FFFFFF	#000000	##FFFFFF
##312ABD	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CC1

Deuteranopia (green-blind)

#003EBA

Tritanopia (blue-blind)

#005773

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #312abd;
/* rgb */ color: rgb(49, 42, 189);
/* oklch */ color: oklch(41.3% 0.217 273.5);

Tailwind

colors: {
  custom: {
    50: '#8067d2',
    500: '#312abd',
    950: '#000000',
  },
}

SCSS

$custom: #312abd;
$custom-light: #8067d2;
$custom-dark: #000000;

JSON

{
  "hex": "#312abd",
  "rgb": {
    "r": 49,
    "g": 42,
    "b": 189
  },
  "hsl": {
    "h": 242.857,
    "s": 63.636,
    "l": 45.294
  },
  "oklch": {
    "l": 0.41288,
    "c": 0.21661,
    "h": 273.5
  },
  "luminance": 0.05983
}

Semantic roles & 50–950 ramp

primary

#312ABD

secondary

#C7CB78

accent

#E741DF

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #312ABD

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

Preview Lab → · Contrast checker → · Palette generator →