#101D2F#101D2F

#101D2F is a very dark, muted cyan. Relative luminance 0.012; OKLCH L 22.9% C 0.040 H 256.7°. Best body text is #FFFFFF at 16.95:1 contrast (WCAG AA passes).

Color values

HEX	#101D2F
RGB	rgb(16, 29, 47)
HSL	hsl(215, 49%, 12%)
HSV	hsv(215, 66%, 18%)
CMYK	cmyk(66%, 38.3%, 0%, 81.6%)
CIE-LAB	lab(10.51, 1.04, -13.72)
CIE-LCH	lch(10.51, 13.76, 274.32°)
OKLab	oklab(22.87% -0.0091 -0.0386)
OKLCH	oklch(22.87% 0.04 256.7)
XYZ	xyz(1.1660, 1.1940, 2.8578)
Luminance	0.0119 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101D2F #2F2210

analogous

#102C2F #101D2F #13102F

triadic

#101D2F #2F101D #1D2F10

tetradic

#101D2F #2F102C #2F2210 #102F13

square

#101D2F #2F102C #2F2210 #102F13

split-complementary

#101D2F #2F1310 #2C2F10

monochromatic

#080E17 #080E17 #101D2F #20395D #2F558A

Accessibility & contrast

On white

16.95

#101D2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#101D2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101D2F

16.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101D2F	#FFFFFF	#000000	##FFFFFF
##101D2F	1.00	16.95	1.24	16.95
#FFFFFF	16.95	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161E30

Deuteranopia (green-blind)

#121B2F

Tritanopia (blue-blind)

#022123

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #101d2f;
/* rgb */ color: rgb(16, 29, 47);
/* oklch */ color: oklch(22.9% 0.040 256.7);

Tailwind

colors: {
  custom: {
    50: '#515867',
    500: '#101d2f',
    950: '#000000',
  },
}

SCSS

$custom: #101d2f;
$custom-light: #515867;
$custom-dark: #000000;

JSON

{
  "hex": "#101d2f",
  "rgb": {
    "r": 16,
    "g": 29,
    "b": 47
  },
  "hsl": {
    "h": 214.839,
    "s": 49.206,
    "l": 12.353
  },
  "oklch": {
    "l": 0.22874,
    "c": 0.03971,
    "h": 256.7
  },
  "luminance": 0.01194
}

Semantic roles & 50–950 ramp

primary

#101D2F

secondary

#685233

accent

#9F4FD9

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020306

muted

#78787A

Preview Lab

Preview with #101D2F

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

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