#1C0F57#1C0F57

#1C0F57 is a very dark, vivid violet. Relative luminance 0.013; OKLCH L 24.7% C 0.120 H 281.3°. Best body text is #FFFFFF at 16.73:1 contrast (WCAG AA passes).

Color values

HEX	#1C0F57
RGB	rgb(28, 15, 87)
HSL	hsl(251, 71%, 20%)
HSV	hsv(251, 83%, 34%)
CMYK	cmyk(67.8%, 82.8%, 0%, 65.9%)
CIE-LAB	lab(11.11, 29.21, -40.82)
CIE-LCH	lch(11.11, 50.19, 305.59°)
OKLab	oklab(24.67% 0.0234 -0.1178)
OKLCH	oklch(24.67% 0.12 281.3)
XYZ	xyz(2.3695, 1.2765, 9.1365)
Luminance	0.0128 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C0F57 #4A570F

analogous

#0F2657 #1C0F57 #400F57

triadic

#1C0F57 #571C0F #0F571C

tetradic

#1C0F57 #570F26 #4A570F #0F5740

square

#1C0F57 #570F26 #4A570F #0F5740

split-complementary

#1C0F57 #57400F #26570F

monochromatic

#08051A #0B0623 #1C0F57 #2D188B #3E21BF

Accessibility & contrast

On white

16.73

#1C0F57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#1C0F57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C0F57

16.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C0F57	#FFFFFF	#000000	##FFFFFF
##1C0F57	1.00	16.73	1.26	16.73
#FFFFFF	16.73	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002059

Deuteranopia (green-blind)

#001B56

Tritanopia (blue-blind)

#002432

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #1c0f57;
/* rgb */ color: rgb(28, 15, 87);
/* oklch */ color: oklch(24.7% 0.120 281.3);

Tailwind

colors: {
  custom: {
    50: '#624f87',
    500: '#1c0f57',
    950: '#000000',
  },
}

SCSS

$custom: #1c0f57;
$custom-light: #624f87;
$custom-dark: #000000;

JSON

{
  "hex": "#1c0f57",
  "rgb": {
    "r": 28,
    "g": 15,
    "b": 87
  },
  "hsl": {
    "h": 250.833,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.24666,
    "c": 0.12008,
    "h": 281.3
  },
  "luminance": 0.01277
}

Semantic roles & 50–950 ramp

primary

#1C0F57

secondary

#7F9131

accent

#ED3ACD

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020B

muted

#7A787C

Preview Lab

Preview with #1C0F57

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

Preview Lab → · Contrast checker → · Palette generator →