#101B29#101B29

#101B29 is a very dark, muted cyan. Relative luminance 0.011; OKLCH L 21.9% C 0.032 H 254.9°. Best body text is #FFFFFF at 17.34:1 contrast (WCAG AA passes).

Color values

HEX	#101B29
RGB	rgb(16, 27, 41)
HSL	hsl(214, 44%, 11%)
HSV	hsv(214, 61%, 16%)
CMYK	cmyk(61%, 34.1%, 0%, 83.9%)
CIE-LAB	lab(9.43, 0.14, -11.01)
CIE-LCH	lch(9.43, 11.01, 270.72°)
OKLab	oklab(21.92% -0.0083 -0.0308)
OKLCH	oklch(21.92% 0.032 254.9)
XYZ	xyz(1.0057, 1.0541, 2.2478)
Luminance	0.0105 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101B29 #291E10

analogous

#102729 #101B29 #111029

triadic

#101B29 #29101B #1B2910

tetradic

#101B29 #291027 #291E10 #102911

square

#101B29 #291027 #291E10 #102911

split-complementary

#101B29 #291110 #272910

monochromatic

#090E16 #090E16 #101B29 #213855 #325581

Accessibility & contrast

On white

17.34

#101B29 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#101B29 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101B29

17.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101B29	#FFFFFF	#000000	##FFFFFF
##101B29	1.00	17.34	1.21	17.34
#FFFFFF	17.34	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161C2A

Deuteranopia (green-blind)

#131929

Tritanopia (blue-blind)

#061E20

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #101b29;
/* rgb */ color: rgb(16, 27, 41);
/* oklch */ color: oklch(21.9% 0.032 254.9);

Tailwind

colors: {
  custom: {
    50: '#505762',
    500: '#101b29',
    950: '#000000',
  },
}

SCSS

$custom: #101b29;
$custom-light: #505762;
$custom-dark: #000000;

JSON

{
  "hex": "#101b29",
  "rgb": {
    "r": 16,
    "g": 27,
    "b": 41
  },
  "hsl": {
    "h": 213.6,
    "s": 43.86,
    "l": 11.176
  },
  "oklch": {
    "l": 0.21915,
    "c": 0.03192,
    "h": 254.9
  },
  "luminance": 0.01054
}

Semantic roles & 50–950 ramp

primary

#101B29

secondary

#614D34

accent

#9C54D4

background

#F4F5F5

surface

#E7E9EA

border

#C3C5C6

text

#020305

muted

#787879

Preview Lab

Preview with #101B29

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

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