#101E2D#101E2D

#101E2D is a very dark, muted cyan. Relative luminance 0.012; OKLCH L 23.0% C 0.035 H 251.1°. Best body text is #FFFFFF at 16.86:1 contrast (WCAG AA passes).

Color values

HEX	#101E2D
RGB	rgb(16, 30, 45)
HSL	hsl(211, 48%, 12%)
HSV	hsv(211, 64%, 18%)
CMYK	cmyk(64.4%, 33.3%, 0%, 82.4%)
CIE-LAB	lab(10.76, -0.53, -11.88)
CIE-LCH	lch(10.76, 11.89, 267.47°)
OKLab	oklab(23.03% -0.0114 -0.0333)
OKLCH	oklch(23.03% 0.035 251.1)
XYZ	xyz(1.1514, 1.2281, 2.6585)
Luminance	0.0123 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101E2D #2D1F10

analogous

#102D2D #101E2D #11102D

triadic

#101E2D #2D101E #1E2D10

tetradic

#101E2D #2D102D #2D1F10 #102D11

square

#101E2D #2D102D #2D1F10 #102D11

split-complementary

#101E2D #2D1110 #2D2D10

monochromatic

#080F17 #080F17 #101E2D #203C5A #305A87

Accessibility & contrast

On white

16.86

#101E2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#101E2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101E2D

16.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101E2D	#FFFFFF	#000000	##FFFFFF
##101E2D	1.00	16.86	1.25	16.86
#FFFFFF	16.86	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181F2E

Deuteranopia (green-blind)

#141C2D

Tritanopia (blue-blind)

#032123

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #101e2d;
/* rgb */ color: rgb(16, 30, 45);
/* oklch */ color: oklch(23.0% 0.035 251.1);

Tailwind

colors: {
  custom: {
    50: '#505966',
    500: '#101e2d',
    950: '#000000',
  },
}

SCSS

$custom: #101e2d;
$custom-light: #505966;
$custom-dark: #000000;

JSON

{
  "hex": "#101e2d",
  "rgb": {
    "r": 16,
    "g": 30,
    "b": 45
  },
  "hsl": {
    "h": 211.034,
    "s": 47.541,
    "l": 11.961
  },
  "oklch": {
    "l": 0.23031,
    "c": 0.03519,
    "h": 251.1
  },
  "luminance": 0.01228
}

Semantic roles & 50–950 ramp

primary

#101E2D

secondary

#664D33

accent

#9651D7

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020305

muted

#78787A

Preview Lab

Preview with #101E2D

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

Preview Lab → · Contrast checker → · Palette generator →