#1B0742#1B0742

#1B0742 is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 21.0% C 0.101 H 290.3°. Best body text is #FFFFFF at 18.17:1 contrast (WCAG AA passes).

Color values

HEX	#1B0742
RGB	rgb(27, 7, 66)
HSL	hsl(260, 81%, 14%)
HSV	hsv(260, 89%, 26%)
CMYK	cmyk(59.1%, 89.4%, 0%, 74.1%)
CIE-LAB	lab(7.03, 26.46, -32.97)
CIE-LCH	lch(7.03, 42.27, 308.75°)
OKLab	oklab(21.03% 0.0352 -0.095)
OKLCH	oklch(21.03% 0.101 290.3)
XYZ	xyz(1.5111, 0.7783, 5.2238)
Luminance	0.0078 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0742 #2E4207

analogous

#071142 #1B0742 #390742

triadic

#1B0742 #421B07 #07421B

tetradic

#1B0742 #420711 #2E4207 #074239

square

#1B0742 #420711 #2E4207 #074239

split-complementary

#1B0742 #423907 #114207

monochromatic

#0B031C #0B031C #1B0742 #320D79 #4813B1

Accessibility & contrast

On white

18.17

#1B0742 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#1B0742 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0742

18.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0742	#FFFFFF	#000000	##FFFFFF
##1B0742	1.00	18.17	1.16	18.17
#FFFFFF	18.17	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001744

Deuteranopia (green-blind)

#001441

Tritanopia (blue-blind)

#0D1825

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #1b0742;
/* rgb */ color: rgb(27, 7, 66);
/* oklch */ color: oklch(21.0% 0.101 290.3);

Tailwind

colors: {
  custom: {
    50: '#5d4977',
    500: '#1b0742',
    950: '#000000',
  },
}

SCSS

$custom: #1b0742;
$custom-light: #5d4977;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0742",
  "rgb": {
    "r": 27,
    "g": 7,
    "b": 66
  },
  "hsl": {
    "h": 260.339,
    "s": 80.822,
    "l": 14.314
  },
  "oklch": {
    "l": 0.21032,
    "c": 0.10128,
    "h": 290.3
  },
  "luminance": 0.00778
}

Semantic roles & 50–950 ramp

primary

#1B0742

secondary

#618124

accent

#F731B4

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#050109

muted

#79777B

Preview Lab

Preview with #1B0742

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

Preview Lab → · Contrast checker → · Palette generator →