#06172F#06172F

#06172F is a very dark, muted blue. Relative luminance 0.009; OKLCH L 20.5% C 0.053 H 257.0°. Best body text is #FFFFFF at 17.93:1 contrast (WCAG AA passes).

Color values

HEX	#06172F
RGB	rgb(6, 23, 47)
HSL	hsl(215, 77%, 10%)
HSV	hsv(215, 87%, 18%)
CMYK	cmyk(87.2%, 51.1%, 0%, 81.6%)
CIE-LAB	lab(7.74, 3.24, -18.16)
CIE-LCH	lch(7.74, 18.44, 280.13°)
OKLab	oklab(20.55% -0.012 -0.0519)
OKLCH	oklch(20.55% 0.053 257)
XYZ	xyz(0.8944, 0.8566, 2.8070)
Luminance	0.0086 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#06172F #2F1E06

analogous

#062B2F #06172F #09062F

triadic

#06172F #2F0617 #172F06

tetradic

#06172F #2F062B #2F1E06 #062F09

square

#06172F #2F062B #2F1E06 #062F09

split-complementary

#06172F #2F0906 #2B2F06

monochromatic

#030D1B #030D1B #06172F #0D3265 #144C9C

Accessibility & contrast

On white

17.93

#06172F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#06172F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #06172F

17.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##06172F	#FFFFFF	#000000	##FFFFFF
##06172F	1.00	17.93	1.17	17.93
#FFFFFF	17.93	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B1930

Deuteranopia (green-blind)

#05152F

Tritanopia (blue-blind)

#001D20

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #06172f;
/* rgb */ color: rgb(6, 23, 47);
/* oklch */ color: oklch(20.5% 0.053 257.0);

Tailwind

colors: {
  custom: {
    50: '#4c5367',
    500: '#06172f',
    950: '#000000',
  },
}

SCSS

$custom: #06172f;
$custom-light: #4c5367;
$custom-dark: #000000;

JSON

{
  "hex": "#06172f",
  "rgb": {
    "r": 6,
    "g": 23,
    "b": 47
  },
  "hsl": {
    "h": 215.122,
    "s": 77.358,
    "l": 10.392
  },
  "oklch": {
    "l": 0.20549,
    "c": 0.05328,
    "h": 257
  },
  "luminance": 0.00857
}

Semantic roles & 50–950 ramp

primary

#06172F

secondary

#704F21

accent

#A434F4

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010206

muted

#77787A

Preview Lab

Preview with #06172F

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

Preview Lab → · Contrast checker → · Palette generator →