#06173C#06173C

#06173C is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 21.7% C 0.075 H 262.7°. Best body text is #FFFFFF at 17.56:1 contrast (WCAG AA passes).

Color values

HEX	#06173C
RGB	rgb(6, 23, 60)
HSL	hsl(221, 82%, 13%)
HSV	hsv(221, 90%, 24%)
CMYK	cmyk(90%, 61.7%, 0%, 76.5%)
CIE-LAB	lab(8.80, 9.41, -25.87)
CIE-LCH	lch(8.80, 27.52, 289.99°)
OKLab	oklab(21.71% -0.0096 -0.0746)
OKLCH	oklch(21.71% 0.075 262.7)
XYZ	xyz(1.1968, 0.9776, 4.3997)
Luminance	0.0098 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#06173C #3C2B06

analogous

#06323C #06173C #10063C

triadic

#06173C #3C0617 #173C06

tetradic

#06173C #3C0632 #3C2B06 #063C10

square

#06173C #3C0632 #3C2B06 #063C10

split-complementary

#06173C #3C1006 #323C06

monochromatic

#030B1C #030B1C #06173C #0C2C74 #1142AB

Accessibility & contrast

On white

17.56

#06173C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#06173C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #06173C

17.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##06173C	#FFFFFF	#000000	##FFFFFF
##06173C	1.00	17.56	1.20	17.56
#FFFFFF	17.56	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C3D

Deuteranopia (green-blind)

#00173B

Tritanopia (blue-blind)

#002026

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #06173c;
/* rgb */ color: rgb(6, 23, 60);
/* oklch */ color: oklch(21.7% 0.075 262.7);

Tailwind

colors: {
  custom: {
    50: '#505372',
    500: '#06173c',
    950: '#000000',
  },
}

SCSS

$custom: #06173c;
$custom-light: #505372;
$custom-dark: #000000;

JSON

{
  "hex": "#06173c",
  "rgb": {
    "r": 6,
    "g": 23,
    "b": 60
  },
  "hsl": {
    "h": 221.111,
    "s": 81.818,
    "l": 12.941
  },
  "oklch": {
    "l": 0.2171,
    "c": 0.07519,
    "h": 262.7
  },
  "luminance": 0.00978
}

Semantic roles & 50–950 ramp

primary

#06173C

secondary

#7C6022

accent

#B930F8

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020208

muted

#78787B

Preview Lab

Preview with #06173C

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

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