#312671#312671

#312671 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.0% C 0.124 H 284.0°. Best body text is #FFFFFF at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#312671
RGB	rgb(49, 38, 113)
HSL	hsl(249, 50%, 30%)
HSV	hsv(249, 66%, 44%)
CMYK	cmyk(56.6%, 66.4%, 0%, 55.7%)
CIE-LAB	lab(20.95, 27.33, -41.80)
CIE-LCH	lch(20.95, 49.94, 303.18°)
OKLab	oklab(33% 0.0299 -0.12)
OKLCH	oklch(33% 0.124 284)
XYZ	xyz(4.9395, 3.2312, 15.9830)
Luminance	0.0323 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312671 #667126

analogous

#264171 #312671 #572671

triadic

#312671 #713126 #267131

tetradic

#312671 #712641 #667126 #267157

square

#312671 #712641 #667126 #267157

split-complementary

#312671 #715726 #417126

monochromatic

#0A0817 #1D1743 #312671 #45359F #5F4EC3

Accessibility & contrast

On white

12.76

#312671 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#312671 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312671

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312671	#FFFFFF	#000000	##FFFFFF
##312671	1.00	12.76	1.65	12.76
#FFFFFF	12.76	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003573

Deuteranopia (green-blind)

#00306F

Tritanopia (blue-blind)

#153847

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #312671;
/* rgb */ color: rgb(49, 38, 113);
/* oklch */ color: oklch(33.0% 0.124 284.0);

Tailwind

colors: {
  custom: {
    50: '#70619a',
    500: '#312671',
    950: '#000000',
  },
}

SCSS

$custom: #312671;
$custom-light: #70619a;
$custom-dark: #000000;

JSON

{
  "hex": "#312671",
  "rgb": {
    "r": 49,
    "g": 38,
    "b": 113
  },
  "hsl": {
    "h": 248.8,
    "s": 49.669,
    "l": 29.608
  },
  "oklch": {
    "l": 0.33002,
    "c": 0.12368,
    "h": 284
  },
  "luminance": 0.03231
}

Semantic roles & 50–950 ramp

primary

#312671

secondary

#97A44F

accent

#D94FC5

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08050E

muted

#7B797E

Preview Lab

Preview with #312671

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

Preview Lab → · Contrast checker → · Palette generator →