#1C0F4E#1C0F4E

#1C0F4E is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.6% C 0.108 H 284.0°. Best body text is #FFFFFF at 17.10:1 contrast (WCAG AA passes).

Color values

HEX	#1C0F4E
RGB	rgb(28, 15, 78)
HSL	hsl(252, 68%, 18%)
HSV	hsv(252, 81%, 31%)
CMYK	cmyk(64.1%, 80.8%, 0%, 69.4%)
CIE-LAB	lab(10.10, 26.12, -36.33)
CIE-LCH	lch(10.10, 44.74, 305.71°)
OKLab	oklab(23.65% 0.026 -0.1046)
OKLCH	oklch(23.65% 0.108 284)
XYZ	xyz(2.0244, 1.1385, 7.3193)
Luminance	0.0114 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C0F4E #414E0F

analogous

#0F214E #1C0F4E #3B0F4E

triadic

#1C0F4E #4E1C0F #0F4E1C

tetradic

#1C0F4E #4E0F21 #414E0F #0F4E3B

square

#1C0F4E #4E0F21 #414E0F #0F4E3B

split-complementary

#1C0F4E #4E3B0F #214E0F

monochromatic

#09051A #0A051B #1C0F4E #2E1981 #4123B5

Accessibility & contrast

On white

17.10

#1C0F4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#1C0F4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C0F4E

17.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C0F4E	#FFFFFF	#000000	##FFFFFF
##1C0F4E	1.00	17.10	1.23	17.10
#FFFFFF	17.10	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E50

Deuteranopia (green-blind)

#001A4D

Tritanopia (blue-blind)

#02202D

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #1c0f4e;
/* rgb */ color: rgb(28, 15, 78);
/* oklch */ color: oklch(23.6% 0.108 284.0);

Tailwind

colors: {
  custom: {
    50: '#604f80',
    500: '#1c0f4e',
    950: '#000000',
  },
}

SCSS

$custom: #1c0f4e;
$custom-light: #604f80;
$custom-dark: #000000;

JSON

{
  "hex": "#1c0f4e",
  "rgb": {
    "r": 28,
    "g": 15,
    "b": 78
  },
  "hsl": {
    "h": 252.381,
    "s": 67.742,
    "l": 18.235
  },
  "oklch": {
    "l": 0.23647,
    "c": 0.10783,
    "h": 284
  },
  "luminance": 0.01139
}

Semantic roles & 50–950 ramp

primary

#1C0F4E

secondary

#768831

accent

#EB3DC7

background

#F5F4F7

surface

#EAE7EE

border

#C6C3C9

text

#05020A

muted

#79787C

Preview Lab

Preview with #1C0F4E

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

Preview Lab → · Contrast checker → · Palette generator →