#100C00#100C00

#100C00 is a very dark, muted yellow. Relative luminance 0.004; OKLCH L 15.5% C 0.032 H 97.1°. Best body text is #FFFFFF at 19.54:1 contrast (WCAG AA passes).

Color values

HEX	#100C00
RGB	rgb(16, 12, 0)
HSL	hsl(45, 100%, 3%)
HSV	hsv(45, 100%, 6%)
CMYK	cmyk(0%, 25%, 100%, 93.7%)
CIE-LAB	lab(3.37, -0.39, 5.04)
CIE-LCH	lch(3.37, 5.06, 94.38°)
OKLab	oklab(15.49% -0.004 0.0317)
OKLCH	oklch(15.49% 0.032 97.1)
XYZ	xyz(0.3452, 0.3731, 0.0538)
Luminance	0.0037 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100C00 #000410

analogous

#100400 #100C00 #0C1000

triadic

#100C00 #00100C #0C0010

tetradic

#100C00 #001004 #000410 #10000C

square

#100C00 #001004 #000410 #10000C

split-complementary

#100C00 #000C10 #040010

monochromatic

#1F1700 #1F1700 #1F1700 #4D3A00 #8A6800

Accessibility & contrast

On white

19.54

#100C00 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#100C00 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100C00

19.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100C00	#FFFFFF	#000000	##FFFFFF
##100C00	1.00	19.54	1.07	19.54
#FFFFFF	19.54	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F0B00

Deuteranopia (green-blind)

#100D00

Tritanopia (blue-blind)

#120A08

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #100c00;
/* rgb */ color: rgb(16, 12, 0);
/* oklch */ color: oklch(15.5% 0.032 97.1);

Tailwind

colors: {
  custom: {
    50: '#4e4c47',
    500: '#100c00',
    950: '#000000',
  },
}

SCSS

$custom: #100c00;
$custom-light: #4e4c47;
$custom-dark: #000000;

JSON

{
  "hex": "#100c00",
  "rgb": {
    "r": 16,
    "g": 12,
    "b": 0
  },
  "hsl": {
    "h": 45,
    "s": 100,
    "l": 3.137
  },
  "oklch": {
    "l": 0.15488,
    "c": 0.03194,
    "h": 97.1
  },
  "luminance": 0.00373
}

Semantic roles & 50–950 ramp

primary

#100C00

secondary

#10235C

accent

#5EFF29

background

#F4F4F3

surface

#E7E7E5

border

#C3C3C1

text

#010100

muted

#777777

Preview Lab

Preview with #100C00

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

Preview Lab → · Contrast checker → · Palette generator →