#1B063F#1B063F

#1B063F is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.5% C 0.099 H 292.2°. Best body text is #FFFFFF at 18.35:1 contrast (WCAG AA passes).

Color values

HEX	#1B063F
RGB	rgb(27, 6, 63)
HSL	hsl(262, 83%, 14%)
HSV	hsv(262, 90%, 25%)
CMYK	cmyk(57.1%, 90.5%, 0%, 75.3%)
CIE-LAB	lab(6.52, 25.89, -31.65)
CIE-LCH	lch(6.52, 40.90, 309.28°)
OKLab	oklab(20.54% 0.0374 -0.0914)
OKLCH	oklch(20.54% 0.099 292.2)
XYZ	xyz(1.4141, 0.7221, 4.7665)
Luminance	0.0072 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B063F #2A3F06

analogous

#060D3F #1B063F #37063F

triadic

#1B063F #3F1B06 #063F1B

tetradic

#1B063F #3F060D #2A3F06 #063F37

square

#1B063F #3F060D #2A3F06 #063F37

split-complementary

#1B063F #3F3706 #0D3F06

monochromatic

#0C031C #0C031C #1B063F #330B77 #4B11AF

Accessibility & contrast

On white

18.35

#1B063F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#1B063F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B063F

18.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B063F	#FFFFFF	#000000	##FFFFFF
##1B063F	1.00	18.35	1.14	18.35
#FFFFFF	18.35	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001541

Deuteranopia (green-blind)

#00133E

Tritanopia (blue-blind)

#0F1623

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #1b063f;
/* rgb */ color: rgb(27, 6, 63);
/* oklch */ color: oklch(20.5% 0.099 292.2);

Tailwind

colors: {
  custom: {
    50: '#5c4975',
    500: '#1b063f',
    950: '#000000',
  },
}

SCSS

$custom: #1b063f;
$custom-light: #5c4975;
$custom-dark: #000000;

JSON

{
  "hex": "#1b063f",
  "rgb": {
    "r": 27,
    "g": 6,
    "b": 63
  },
  "hsl": {
    "h": 262.105,
    "s": 82.609,
    "l": 13.529
  },
  "oklch": {
    "l": 0.20535,
    "c": 0.09878,
    "h": 292.2
  },
  "luminance": 0.00722
}

Semantic roles & 50–950 ramp

primary

#1B063F

secondary

#5D7F22

accent

#F92FAE

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040108

muted

#79777B

Preview Lab

Preview with #1B063F

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

Preview Lab → · Contrast checker → · Palette generator →