#1F115F#1F115F

#1F115F is a dark, vivid violet. Relative luminance 0.015; OKLCH L 26.1% C 0.128 H 281.1°. Best body text is #FFFFFF at 16.11:1 contrast (WCAG AA passes).

Color values

HEX	#1F115F
RGB	rgb(31, 17, 95)
HSL	hsl(251, 70%, 22%)
HSV	hsv(251, 82%, 37%)
CMYK	cmyk(67.4%, 82.1%, 0%, 62.7%)
CIE-LAB	lab(12.72, 31.17, -43.54)
CIE-LCH	lch(12.72, 53.54, 305.60°)
OKLab	oklab(26.15% 0.0246 -0.1256)
OKLCH	oklch(26.15% 0.128 281.1)
XYZ	xyz(2.8304, 1.5182, 10.9681)
Luminance	0.0152 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F115F #515F11

analogous

#112A5F #1F115F #46115F

triadic

#1F115F #5F1F11 #115F1F

tetradic

#1F115F #5F112A #515F11 #115F46

square

#1F115F #5F112A #515F11 #115F46

split-complementary

#1F115F #5F4611 #2A5F11

monochromatic

#08051A #0E082B #1F115F #301A93 #4124C7

Accessibility & contrast

On white

16.11

#1F115F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#1F115F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F115F

16.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F115F	#FFFFFF	#000000	##FFFFFF
##1F115F	1.00	16.11	1.30	16.11
#FFFFFF	16.11	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002461

Deuteranopia (green-blind)

#001E5E

Tritanopia (blue-blind)

#002837

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #1f115f;
/* rgb */ color: rgb(31, 17, 95);
/* oklch */ color: oklch(26.1% 0.128 281.1);

Tailwind

colors: {
  custom: {
    50: '#65518d',
    500: '#1f115f',
    950: '#000000',
  },
}

SCSS

$custom: #1f115f;
$custom-light: #65518d;
$custom-dark: #000000;

JSON

{
  "hex": "#1f115f",
  "rgb": {
    "r": 31,
    "g": 17,
    "b": 95
  },
  "hsl": {
    "h": 250.769,
    "s": 69.643,
    "l": 21.961
  },
  "oklch": {
    "l": 0.26146,
    "c": 0.128,
    "h": 281.1
  },
  "luminance": 0.01518
}

Semantic roles & 50–950 ramp

primary

#1F115F

secondary

#869834

accent

#EC3BCD

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1F115F

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

Preview Lab → · Contrast checker → · Palette generator →