#311A50#311A50

#311A50 is a dark, moderate violet. Relative luminance 0.020; OKLCH L 28.1% C 0.095 H 299.9°. Best body text is #FFFFFF at 15.06:1 contrast (WCAG AA passes).

Color values

HEX	#311A50
RGB	rgb(49, 26, 80)
HSL	hsl(266, 51%, 21%)
HSV	hsv(266, 68%, 31%)
CMYK	cmyk(38.8%, 67.5%, 0%, 68.6%)
CIE-LAB	lab(15.33, 24.41, -29.06)
CIE-LCH	lch(15.33, 37.95, 310.03°)
OKLab	oklab(28.06% 0.0474 -0.0825)
OKLCH	oklch(28.06% 0.095 299.9)
XYZ	xyz(3.0836, 1.9709, 7.8058)
Luminance	0.0197 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311A50 #39501A

analogous

#1A1E50 #311A50 #4C1A50

triadic

#311A50 #50311A #1A5031

tetradic

#311A50 #501A1E #39501A #1A504C

square

#311A50 #501A1E #39501A #1A504C

split-complementary

#311A50 #504C1A #1E501A

monochromatic

#0E0817 #150B22 #311A50 #4D297E #6A38AC

Accessibility & contrast

On white

15.06

#311A50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#311A50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311A50

15.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311A50	#FFFFFF	#000000	##FFFFFF
##311A50	1.00	15.06	1.39	15.06
#FFFFFF	15.06	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002652

Deuteranopia (green-blind)

#06264F

Tritanopia (blue-blind)

#2A2632

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #311a50;
/* rgb */ color: rgb(49, 26, 80);
/* oklch */ color: oklch(28.1% 0.095 299.9);

Tailwind

colors: {
  custom: {
    50: '#6c5881',
    500: '#311a50',
    950: '#000000',
  },
}

SCSS

$custom: #311a50;
$custom-light: #6c5881;
$custom-dark: #000000;

JSON

{
  "hex": "#311a50",
  "rgb": {
    "r": 49,
    "g": 26,
    "b": 80
  },
  "hsl": {
    "h": 265.556,
    "s": 50.943,
    "l": 20.784
  },
  "oklch": {
    "l": 0.2806,
    "c": 0.0952,
    "h": 299.9
  },
  "luminance": 0.01971
}

Semantic roles & 50–950 ramp

primary

#311A50

secondary

#688640

accent

#DA4D9E

background

#F6F5F7

surface

#EBE9EE

border

#C6C5C9

text

#07030A

muted

#7A787C

Preview Lab

Preview with #311A50

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

Preview Lab → · Contrast checker → · Palette generator →