#101303#101303

#101303 is a very dark, muted yellow-green. Relative luminance 0.006; OKLCH L 17.8% C 0.033 H 117.6°. Best body text is #FFFFFF at 18.81:1 contrast (WCAG AA passes).

Color values

HEX	#101303
RGB	rgb(16, 19, 3)
HSL	hsl(71, 73%, 4%)
HSV	hsv(71, 84%, 7%)
CMYK	cmyk(15.8%, 0%, 84.2%, 92.5%)
CIE-LAB	lab(5.26, -3.71, 6.58)
CIE-LCH	lch(5.26, 7.56, 119.44°)
OKLab	oklab(17.81% -0.0152 0.029)
OKLCH	oklch(17.81% 0.033 117.6)
XYZ	xyz(0.4630, 0.5825, 0.1742)
Luminance	0.0058 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101303 #060313

analogous

#130E03 #101303 #081303

triadic

#101303 #031013 #130310

tetradic

#101303 #03130E #060313 #130308

square

#101303 #03130E #060313 #130308

split-complementary

#101303 #030813 #0E0313

monochromatic

#161A04 #161A04 #161A04 #3D480B #697D14

Accessibility & contrast

On white

18.81

#101303 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#101303 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101303

18.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101303	#FFFFFF	#000000	##FFFFFF
##101303	1.00	18.81	1.12	18.81
#FFFFFF	18.81	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151102

Deuteranopia (green-blind)

#151204

Tritanopia (blue-blind)

#12110F

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #101303;
/* rgb */ color: rgb(16, 19, 3);
/* oklch */ color: oklch(17.8% 0.033 117.6);

Tailwind

colors: {
  custom: {
    50: '#4e5048',
    500: '#101303',
    950: '#000000',
  },
}

SCSS

$custom: #101303;
$custom-light: #4e5048;
$custom-dark: #000000;

JSON

{
  "hex": "#101303",
  "rgb": {
    "r": 16,
    "g": 19,
    "b": 3
  },
  "hsl": {
    "h": 71.25,
    "s": 72.727,
    "l": 4.314
  },
  "oklch": {
    "l": 0.17813,
    "c": 0.03273,
    "h": 117.6
  },
  "luminance": 0.00582
}

Semantic roles & 50–950 ramp

primary

#101303

secondary

#271C56

accent

#38EF5B

background

#F4F4F4

surface

#E7E7E6

border

#C3C3C2

text

#010200

muted

#777877

Preview Lab

Preview with #101303

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

Preview Lab → · Contrast checker → · Palette generator →