#11151D#11151D

#11151D is a very dark, near-neutral blue. Relative luminance 0.007; OKLCH L 19.5% C 0.017 H 264.1°. Best body text is #FFFFFF at 18.28:1 contrast (WCAG AA passes).

Color values

HEX	#11151D
RGB	rgb(17, 21, 29)
HSL	hsl(220, 26%, 9%)
HSV	hsv(220, 41%, 11%)
CMYK	cmyk(41.4%, 27.6%, 0%, 88.6%)
CIE-LAB	lab(6.72, 0.56, -6.15)
CIE-LCH	lch(6.72, 6.18, 275.20°)
OKLab	oklab(19.54% -0.0018 -0.0173)
OKLCH	oklch(19.54% 0.017 264.1)
XYZ	xyz(0.7210, 0.7442, 1.2678)
Luminance	0.0074 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11151D #1D1911

analogous

#111B1D #11151D #13111D

triadic

#11151D #1D1115 #151D11

tetradic

#11151D #1D111B #1D1911 #111D13

square

#11151D #1D111B #1D1911 #111D13

split-complementary

#11151D #1D1311 #1B1D11

monochromatic

#0B0E13 #0B0E13 #11151D #283144 #3E4D6A

Accessibility & contrast

On white

18.28

#11151D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#11151D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11151D

18.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11151D	#FFFFFF	#000000	##FFFFFF
##11151D	1.00	18.28	1.15	18.28
#FFFFFF	18.28	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#12151D

Deuteranopia (green-blind)

#11141D

Tritanopia (blue-blind)

#0E1718

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #11151d;
/* rgb */ color: rgb(17, 21, 29);
/* oklch */ color: oklch(19.5% 0.017 264.1);

Tailwind

colors: {
  custom: {
    50: '#4f5258',
    500: '#11151d',
    950: '#000000',
  },
}

SCSS

$custom: #11151d;
$custom-light: #4f5258;
$custom-dark: #000000;

JSON

{
  "hex": "#11151d",
  "rgb": {
    "r": 17,
    "g": 21,
    "b": 29
  },
  "hsl": {
    "h": 220,
    "s": 26.087,
    "l": 9.02
  },
  "oklch": {
    "l": 0.19542,
    "c": 0.01738,
    "h": 264.1
  },
  "luminance": 0.00744
}

Semantic roles & 50–950 ramp

primary

#11151D

secondary

#514938

accent

#A365C2

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#020203

muted

#787878

Preview Lab

Preview with #11151D

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

Preview Lab → · Contrast checker → · Palette generator →