#101B04#101B04

#101B04 is a very dark, muted yellow-green. Relative luminance 0.009; OKLCH L 20.5% C 0.045 H 130.1°. Best body text is #FFFFFF at 17.79:1 contrast (WCAG AA passes).

Color values

HEX	#101B04
RGB	rgb(16, 27, 4)
HSL	hsl(89, 74%, 6%)
HSV	hsv(89, 85%, 11%)
CMYK	cmyk(40.7%, 0%, 85.2%, 89.4%)
CIE-LAB	lab(8.15, -9.44, 10.40)
CIE-LCH	lch(8.15, 14.04, 132.24°)
OKLab	oklab(20.47% -0.0291 0.0345)
OKLCH	oklch(20.47% 0.045 130.1)
XYZ	xyz(0.6275, 0.9028, 0.2560)
Luminance	0.0090 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101B04 #0F041B

analogous

#1B1A04 #101B04 #041B04

triadic

#101B04 #04101B #1B0410

tetradic

#101B04 #041B1A #0F041B #1B0404

square

#101B04 #041B1A #0F041B #1B0404

split-complementary

#101B04 #04041B #1A041B

monochromatic

#101B04 #101B04 #101B04 #30500C #4F8614

Accessibility & contrast

On white

17.79

#101B04 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#101B04 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101B04

17.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101B04	#FFFFFF	#000000	##FFFFFF
##101B04	1.00	17.79	1.18	17.79
#FFFFFF	17.79	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D1802

Deuteranopia (green-blind)

#1B1805

Tritanopia (blue-blind)

#111916

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #101b04;
/* rgb */ color: rgb(16, 27, 4);
/* oklch */ color: oklch(20.5% 0.045 130.1);

Tailwind

colors: {
  custom: {
    50: '#4e5748',
    500: '#101b04',
    950: '#000000',
  },
}

SCSS

$custom: #101b04;
$custom-light: #4e5748;
$custom-dark: #000000;

JSON

{
  "hex": "#101b04",
  "rgb": {
    "r": 16,
    "g": 27,
    "b": 4
  },
  "hsl": {
    "h": 88.696,
    "s": 74.194,
    "l": 6.078
  },
  "oklch": {
    "l": 0.20472,
    "c": 0.04514,
    "h": 130.1
  },
  "luminance": 0.00903
}

Semantic roles & 50–950 ramp

primary

#101B04

secondary

#3C1E5D

accent

#37F190

background

#F4F5F4

surface

#E7E9E6

border

#C3C5C2

text

#010300

muted

#777877

Preview Lab

Preview with #101B04

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

Preview Lab → · Contrast checker → · Palette generator →