#101D2D#101D2D

#101D2D is a very dark, muted cyan. Relative luminance 0.012; OKLCH L 22.7% C 0.036 H 254.2°. Best body text is #FFFFFF at 17.00:1 contrast (WCAG AA passes).

Color values

HEX	#101D2D
RGB	rgb(16, 29, 45)
HSL	hsl(213, 48%, 12%)
HSV	hsv(213, 64%, 18%)
CMYK	cmyk(64.4%, 35.6%, 0%, 82.4%)
CIE-LAB	lab(10.40, 0.22, -12.45)
CIE-LCH	lch(10.40, 12.45, 271.02°)
OKLab	oklab(22.74% -0.0099 -0.035)
OKLCH	oklch(22.74% 0.036 254.2)
XYZ	xyz(1.1265, 1.1783, 2.6502)
Luminance	0.0118 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101D2D #2D2010

analogous

#102C2D #101D2D #12102D

triadic

#101D2D #2D101D #1D2D10

tetradic

#101D2D #2D102C #2D2010 #102D12

square

#101D2D #2D102C #2D2010 #102D12

split-complementary

#101D2D #2D1210 #2C2D10

monochromatic

#080F17 #080F17 #101D2D #203A5A #305787

Accessibility & contrast

On white

17.00

#101D2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#101D2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101D2D

17.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101D2D	#FFFFFF	#000000	##FFFFFF
##101D2D	1.00	17.00	1.24	17.00
#FFFFFF	17.00	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	17.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171E2E

Deuteranopia (green-blind)

#131B2D

Tritanopia (blue-blind)

#032123

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #101d2d;
/* rgb */ color: rgb(16, 29, 45);
/* oklch */ color: oklch(22.7% 0.036 254.2);

Tailwind

colors: {
  custom: {
    50: '#505866',
    500: '#101d2d',
    950: '#000000',
  },
}

SCSS

$custom: #101d2d;
$custom-light: #505866;
$custom-dark: #000000;

JSON

{
  "hex": "#101d2d",
  "rgb": {
    "r": 16,
    "g": 29,
    "b": 45
  },
  "hsl": {
    "h": 213.103,
    "s": 47.541,
    "l": 11.961
  },
  "oklch": {
    "l": 0.22743,
    "c": 0.03632,
    "h": 254.2
  },
  "luminance": 0.01178
}

Semantic roles & 50–950 ramp

primary

#101D2D

secondary

#664F33

accent

#9B51D7

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020305

muted

#78787A

Preview Lab

Preview with #101D2D

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

Preview Lab → · Contrast checker → · Palette generator →