#1F113E#1F113E

#1F113E is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 22.7% C 0.082 H 293.1°. Best body text is #FFFFFF at 17.38:1 contrast (WCAG AA passes).

Color values

HEX	#1F113E
RGB	rgb(31, 17, 62)
HSL	hsl(259, 57%, 15%)
HSV	hsv(259, 73%, 24%)
CMYK	cmyk(50%, 72.6%, 0%, 75.7%)
CIE-LAB	lab(9.32, 19.93, -26.36)
CIE-LCH	lch(9.32, 33.04, 307.09°)
OKLab	oklab(22.68% 0.0321 -0.0753)
OKLCH	oklch(22.68% 0.082 293.1)
XYZ	xyz(1.6348, 1.0400, 4.6711)
Luminance	0.0104 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Purple

#280137

ΔE00 5.78

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F113E #303E11

analogous

#11193E #1F113E #35113E

triadic

#1F113E #3E1F11 #113E1F

tetradic

#1F113E #3E1119 #303E11 #113E35

square

#1F113E #3E1119 #303E11 #113E35

split-complementary

#1F113E #3E3511 #193E11

monochromatic

#0C0718 #0C0718 #1F113E #371E6E #4F2B9E

Accessibility & contrast

On white

17.38

#1F113E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#1F113E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F113E

17.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F113E	#FFFFFF	#000000	##FFFFFF
##1F113E	1.00	17.38	1.21	17.38
#FFFFFF	17.38	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B3F

Deuteranopia (green-blind)

#00193D

Tritanopia (blue-blind)

#161B25

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #1f113e;
/* rgb */ color: rgb(31, 17, 62);
/* oklch */ color: oklch(22.7% 0.082 293.1);

Tailwind

colors: {
  custom: {
    50: '#5e4f74',
    500: '#1f113e',
    950: '#000000',
  },
}

SCSS

$custom: #1f113e;
$custom-light: #5e4f74;
$custom-dark: #000000;

JSON

{
  "hex": "#1f113e",
  "rgb": {
    "r": 31,
    "g": 17,
    "b": 62
  },
  "hsl": {
    "h": 258.667,
    "s": 56.962,
    "l": 15.49
  },
  "oklch": {
    "l": 0.22683,
    "c": 0.08182,
    "h": 293.1
  },
  "luminance": 0.0104
}

Semantic roles & 50–950 ramp

primary

#1F113E

secondary

#627733

accent

#E048B1

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040208

muted

#79787B

Preview Lab

Preview with #1F113E

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

Preview Lab → · Contrast checker → · Palette generator →