#12100A#12100A

#12100A is a very dark, near-neutral yellow. Relative luminance 0.005; OKLCH L 17.3% C 0.012 H 91.8°. Best body text is #FFFFFF at 19.02:1 contrast (WCAG AA passes).

Color values

HEX	#12100A
RGB	rgb(18, 16, 10)
HSL	hsl(45, 29%, 5%)
HSV	hsv(45, 44%, 7%)
CMYK	cmyk(0%, 11.1%, 44.4%, 92.9%)
CIE-LAB	lab(4.71, -0.24, 2.94)
CIE-LCH	lch(4.71, 2.95, 94.61°)
OKLab	oklab(17.33% -0.0004 0.0122)
OKLCH	oklch(17.33% 0.012 91.8)
XYZ	xyz(0.4895, 0.5211, 0.3619)
Luminance	0.0052 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12100A #0A0C12

analogous

#120C0A #12100A #10120A

triadic

#12100A #0A1210 #100A12

tetradic

#12100A #0A120C #0A0C12 #120A10

square

#12100A #0A120C #0A0C12 #120A10

split-complementary

#12100A #0A1012 #0C0A12

monochromatic

#14110B #14110B #14110B #393320 #615636

Accessibility & contrast

On white

19.02

#12100A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#12100A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12100A

19.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12100A	#FFFFFF	#000000	##FFFFFF
##12100A	1.00	19.02	1.10	19.02
#FFFFFF	19.02	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11100A

Deuteranopia (green-blind)

#12100A

Tritanopia (blue-blind)

#130F0E

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #12100a;
/* rgb */ color: rgb(18, 16, 10);
/* oklch */ color: oklch(17.3% 0.012 91.8);

Tailwind

colors: {
  custom: {
    50: '#4f4e4b',
    500: '#12100a',
    950: '#000000',
  },
}

SCSS

$custom: #12100a;
$custom-light: #4f4e4b;
$custom-dark: #000000;

JSON

{
  "hex": "#12100a",
  "rgb": {
    "r": 18,
    "g": 16,
    "b": 10
  },
  "hsl": {
    "h": 45,
    "s": 28.571,
    "l": 5.49
  },
  "oklch": {
    "l": 0.17326,
    "c": 0.01225,
    "h": 91.8
  },
  "luminance": 0.00521
}

Semantic roles & 50–950 ramp

primary

#12100A

secondary

#303648

accent

#7BC563

background

#F4F4F4

surface

#E7E7E7

border

#C3C3C3

text

#020101

muted

#787777

Preview Lab

Preview with #12100A

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

Preview Lab → · Contrast checker → · Palette generator →