#311A67#311A67

#311A67 is a dark, vivid violet. Relative luminance 0.024; OKLCH L 30.1% C 0.126 H 290.4°. Best body text is #FFFFFF at 14.25:1 contrast (WCAG AA passes).

Color values

HEX	#311A67
RGB	rgb(49, 26, 103)
HSL	hsl(258, 60%, 25%)
HSV	hsv(258, 75%, 40%)
CMYK	cmyk(52.4%, 74.8%, 0%, 59.6%)
CIE-LAB	lab(17.32, 31.48, -41.21)
CIE-LCH	lch(17.32, 51.86, 307.38°)
OKLab	oklab(30.12% 0.0441 -0.1182)
OKLCH	oklch(30.12% 0.126 290.4)
XYZ	xyz(4.0835, 2.3709, 13.0718)
Luminance	0.0237 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.62

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311A67 #50671A

analogous

#1A2967 #311A67 #571A67

triadic

#311A67 #67311A #1A6731

tetradic

#311A67 #671A29 #50671A #1A6757

square

#311A67 #671A29 #50671A #1A6757

split-complementary

#311A67 #67571A #29671A

monochromatic

#0C0618 #1A0E36 #311A67 #482698 #5F33C9

Accessibility & contrast

On white

14.25

#311A67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#311A67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311A67

14.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311A67	#FFFFFF	#000000	##FFFFFF
##311A67	1.00	14.25	1.47	14.25
#FFFFFF	14.25	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C69

Deuteranopia (green-blind)

#002965

Tritanopia (blue-blind)

#1F2E3E

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #311a67;
/* rgb */ color: rgb(49, 26, 103);
/* oklch */ color: oklch(30.1% 0.126 290.4);

Tailwind

colors: {
  custom: {
    50: '#6f5993',
    500: '#311a67',
    950: '#000000',
  },
}

SCSS

$custom: #311a67;
$custom-light: #6f5993;
$custom-dark: #000000;

JSON

{
  "hex": "#311a67",
  "rgb": {
    "r": 49,
    "g": 26,
    "b": 103
  },
  "hsl": {
    "h": 257.922,
    "s": 59.69,
    "l": 25.294
  },
  "oklch": {
    "l": 0.30115,
    "c": 0.12619,
    "h": 290.4
  },
  "luminance": 0.02371
}

Semantic roles & 50–950 ramp

primary

#311A67

secondary

#819D40

accent

#E345B4

background

#F7F5F9

surface

#EDE9F1

border

#C8C5CB

text

#08030D

muted

#7B787E

Preview Lab

Preview with #311A67

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

Preview Lab → · Contrast checker → · Palette generator →