#1F115E#1F115E

#1F115E is a dark, vivid violet. Relative luminance 0.015; OKLCH L 26.0% C 0.127 H 281.3°. Best body text is #FFFFFF at 16.15:1 contrast (WCAG AA passes).

Color values

HEX	#1F115E
RGB	rgb(31, 17, 94)
HSL	hsl(251, 69%, 22%)
HSV	hsv(251, 82%, 37%)
CMYK	cmyk(67%, 81.9%, 0%, 63.1%)
CIE-LAB	lab(12.61, 30.84, -43.06)
CIE-LCH	lch(12.61, 52.96, 305.61°)
OKLab	oklab(26.03% 0.0249 -0.1242)
OKLCH	oklch(26.03% 0.127 281.3)
XYZ	xyz(2.7853, 1.5001, 10.7303)
Luminance	0.0150 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F115E #505E11

analogous

#112A5E #1F115E #46115E

triadic

#1F115E #5E1F11 #115E1F

tetradic

#1F115E #5E112A #505E11 #115E46

square

#1F115E #5E112A #505E11 #115E46

split-complementary

#1F115E #5E4611 #2A5E11

monochromatic

#09051A #0E082A #1F115E #301A92 #4124C6

Accessibility & contrast

On white

16.15

#1F115E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#1F115E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F115E

16.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F115E	#FFFFFF	#000000	##FFFFFF
##1F115E	1.00	16.15	1.30	16.15
#FFFFFF	16.15	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002360

Deuteranopia (green-blind)

#001E5D

Tritanopia (blue-blind)

#002737

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #1f115e;
/* rgb */ color: rgb(31, 17, 94);
/* oklch */ color: oklch(26.0% 0.127 281.3);

Tailwind

colors: {
  custom: {
    50: '#65518d',
    500: '#1f115e',
    950: '#000000',
  },
}

SCSS

$custom: #1f115e;
$custom-light: #65518d;
$custom-dark: #000000;

JSON

{
  "hex": "#1f115e",
  "rgb": {
    "r": 31,
    "g": 17,
    "b": 94
  },
  "hsl": {
    "h": 250.909,
    "s": 69.369,
    "l": 21.765
  },
  "oklch": {
    "l": 0.26031,
    "c": 0.12669,
    "h": 281.3
  },
  "luminance": 0.015
}

Semantic roles & 50–950 ramp

primary

#1F115E

secondary

#859734

accent

#EC3CCC

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1F115E

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

Preview Lab → · Contrast checker → · Palette generator →