#101E2A#101E2A

#101E2A is a very dark, muted cyan. Relative luminance 0.012; OKLCH L 22.8% C 0.030 H 245.5°. Best body text is #FFFFFF at 16.92:1 contrast (WCAG AA passes).

Color values

HEX	#101E2A
RGB	rgb(16, 30, 42)
HSL	hsl(208, 45%, 11%)
HSV	hsv(208, 62%, 16%)
CMYK	cmyk(61.9%, 28.6%, 0%, 83.5%)
CIE-LAB	lab(10.60, -1.71, -9.94)
CIE-LCH	lch(10.60, 10.09, 260.27°)
OKLab	oklab(22.85% -0.0126 -0.0277)
OKLCH	oklch(22.85% 0.03 245.5)
XYZ	xyz(1.0957, 1.2058, 2.3650)
Luminance	0.0121 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101E2A #2A1C10

analogous

#102A29 #101E2A #10112A

triadic

#101E2A #2A101E #1E2A10

tetradic

#101E2A #29102A #2A1C10 #112A10

square

#101E2A #29102A #2A1C10 #112A10

split-complementary

#101E2A #2A1011 #2A2910

monochromatic

#081016 #081016 #101E2A #213E56 #325D83

Accessibility & contrast

On white

16.92

#101E2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#101E2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101E2A

16.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101E2A	#FFFFFF	#000000	##FFFFFF
##101E2A	1.00	16.92	1.24	16.92
#FFFFFF	16.92	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191E2B

Deuteranopia (green-blind)

#161B2A

Tritanopia (blue-blind)

#052122

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #101e2a;
/* rgb */ color: rgb(16, 30, 42);
/* oklch */ color: oklch(22.8% 0.030 245.5);

Tailwind

colors: {
  custom: {
    50: '#505963',
    500: '#101e2a',
    950: '#000000',
  },
}

SCSS

$custom: #101e2a;
$custom-light: #505963;
$custom-dark: #000000;

JSON

{
  "hex": "#101e2a",
  "rgb": {
    "r": 16,
    "g": 30,
    "b": 42
  },
  "hsl": {
    "h": 207.692,
    "s": 44.828,
    "l": 11.373
  },
  "oklch": {
    "l": 0.22849,
    "c": 0.03047,
    "h": 245.5
  },
  "luminance": 0.01206
}

Semantic roles & 50–950 ramp

primary

#101E2A

secondary

#624933

accent

#8F53D5

background

#F4F5F5

surface

#E7E9EA

border

#C3C5C6

text

#020305

muted

#787879

Preview Lab

Preview with #101E2A

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

Preview Lab → · Contrast checker → · Palette generator →