#1F2000#1F2000

#1F2000 is a very dark, muted yellow. Relative luminance 0.013; OKLCH L 23.5% C 0.052 H 111.5°. Best body text is #FFFFFF at 16.60:1 contrast (WCAG AA passes).

Color values

HEX	#1F2000
RGB	rgb(31, 32, 0)
HSL	hsl(62, 100%, 6%)
HSV	hsv(62, 100%, 13%)
CMYK	cmyk(3.1%, 0%, 100%, 87.5%)
CIE-LAB	lab(11.45, -5.83, 16.89)
CIE-LCH	lch(11.45, 17.87, 109.05°)
OKLab	oklab(23.46% -0.0189 0.0481)
OKLCH	oklch(23.46% 0.052 111.5)
XYZ	xyz(1.0816, 1.3244, 0.1987)
Luminance	0.0132 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2000 #010020

analogous

#201100 #1F2000 #0F2000

triadic

#1F2000 #001F20 #20001F

tetradic

#1F2000 #002011 #010020 #20000F

square

#1F2000 #002011 #010020 #20000F

split-complementary

#1F2000 #000F20 #110020

monochromatic

#1E1F00 #1E1F00 #1F2000 #5A5D00 #969A00

Accessibility & contrast

On white

16.60

#1F2000 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#1F2000 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2000

16.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2000	#FFFFFF	#000000	##FFFFFF
##1F2000	1.00	16.60	1.26	16.60
#FFFFFF	16.60	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#241E00

Deuteranopia (green-blind)

#241F02

Tritanopia (blue-blind)

#221D1A

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #1f2000;
/* rgb */ color: rgb(31, 32, 0);
/* oklch */ color: oklch(23.5% 0.052 111.5);

Tailwind

colors: {
  custom: {
    50: '#5a5b46',
    500: '#1f2000',
    950: '#000000',
  },
}

SCSS

$custom: #1f2000;
$custom-light: #5a5b46;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2000",
  "rgb": {
    "r": 31,
    "g": 32,
    "b": 0
  },
  "hsl": {
    "h": 61.875,
    "s": 100,
    "l": 6.275
  },
  "oklch": {
    "l": 0.2346,
    "c": 0.05173,
    "h": 111.5
  },
  "luminance": 0.01324
}

Semantic roles & 50–950 ramp

primary

#1F2000

secondary

#151369

accent

#29FF2F

background

#F5F5F3

surface

#E9E9E5

border

#C5C5C1

text

#040400

muted

#797977

Preview Lab

Preview with #1F2000

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

Preview Lab → · Contrast checker → · Palette generator →