#311E92#311E92

#311E92 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.1% C 0.176 H 279.7°. Best body text is #FFFFFF at 12.13:1 contrast (WCAG AA passes).

Color values

HEX	#311E92
RGB	rgb(49, 30, 146)
HSL	hsl(250, 66%, 35%)
HSV	hsv(250, 79%, 57%)
CMYK	cmyk(66.4%, 79.5%, 0%, 42.7%)
CIE-LAB	lab(22.50, 42.80, -60.09)
CIE-LCH	lch(22.50, 73.77, 305.47°)
OKLab	oklab(35.09% 0.0297 -0.1735)
OKLCH	oklch(35.09% 0.176 279.7)
XYZ	xyz(6.9175, 3.6563, 27.5297)
Luminance	0.0366 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311E92 #7F921E

analogous

#1E4592 #311E92 #6B1E92

triadic

#311E92 #92311E #1E9231

tetradic

#311E92 #921E45 #7F921E #1E926B

square

#311E92 #921E45 #7F921E #1E926B

split-complementary

#311E92 #926B1E #45921E

monochromatic

#0F092C #20145F #311E92 #4228C5 #664FDB

Accessibility & contrast

On white

12.13

#311E92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#311E92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311E92

12.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311E92	#FFFFFF	#000000	##FFFFFF
##311E92	1.00	12.13	1.73	12.13
#FFFFFF	12.13	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A95

Deuteranopia (green-blind)

#003190

Tritanopia (blue-blind)

#004158

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #311e92;
/* rgb */ color: rgb(49, 30, 146);
/* oklch */ color: oklch(35.1% 0.176 279.7);

Tailwind

colors: {
  custom: {
    50: '#775db3',
    500: '#311e92',
    950: '#000000',
  },
}

SCSS

$custom: #311e92;
$custom-light: #775db3;
$custom-dark: #000000;

JSON

{
  "hex": "#311e92",
  "rgb": {
    "r": 49,
    "g": 30,
    "b": 146
  },
  "hsl": {
    "h": 249.828,
    "s": 65.909,
    "l": 34.51
  },
  "oklch": {
    "l": 0.35092,
    "c": 0.17601,
    "h": 279.7
  },
  "luminance": 0.03657
}

Semantic roles & 50–950 ramp

primary

#311E92

secondary

#ABBE4E

accent

#E93FCD

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #311E92

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

Preview Lab → · Contrast checker → · Palette generator →