#1F3003#1F3003

#1F3003 is a dark, moderate yellow-green. Relative luminance 0.024; OKLCH L 28.4% C 0.071 H 128.5°. Best body text is #FFFFFF at 14.17:1 contrast (WCAG AA passes).

Color values

HEX	#1F3003
RGB	rgb(31, 48, 3)
HSL	hsl(83, 88%, 10%)
HSV	hsv(83, 94%, 19%)
CMYK	cmyk(35.4%, 0%, 93.8%, 81.2%)
CIE-LAB	lab(17.51, -15.30, 23.54)
CIE-LCH	lch(17.51, 28.07, 123.01°)
OKLab	oklab(28.38% -0.044 0.0553)
OKLCH	oklch(28.38% 0.071 128.5)
XYZ	xyz(1.6385, 2.4117, 0.4653)
Luminance	0.0241 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F3003 #140330

analogous

#302B03 #1F3003 #083003

triadic

#1F3003 #031F30 #30031F

tetradic

#1F3003 #03302B #140330 #300308

square

#1F3003 #03302B #140330 #300308

split-complementary

#1F3003 #030830 #2B0330

monochromatic

#131D02 #131D02 #1F3003 #446A07 #69A30A

Accessibility & contrast

On white

14.17

#1F3003 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#1F3003 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F3003

14.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F3003	#FFFFFF	#000000	##FFFFFF
##1F3003	1.00	14.17	1.48	14.17
#FFFFFF	14.17	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332C00

Deuteranopia (green-blind)

#312B07

Tritanopia (blue-blind)

#202D28

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #1f3003;
/* rgb */ color: rgb(31, 48, 3);
/* oklch */ color: oklch(28.4% 0.071 128.5);

Tailwind

colors: {
  custom: {
    50: '#5c6848',
    500: '#1f3003',
    950: '#000000',
  },
}

SCSS

$custom: #1f3003;
$custom-light: #5c6848;
$custom-dark: #000000;

JSON

{
  "hex": "#1f3003",
  "rgb": {
    "r": 31,
    "g": 48,
    "b": 3
  },
  "hsl": {
    "h": 82.667,
    "s": 88.235,
    "l": 10
  },
  "oklch": {
    "l": 0.28377,
    "c": 0.07071,
    "h": 128.5
  },
  "luminance": 0.02412
}

Semantic roles & 50–950 ramp

primary

#1F3003

secondary

#3D1B73

accent

#29FE7A

background

#F5F6F4

surface

#E9EBE6

border

#C5C6C2

text

#040600

muted

#797A77

Preview Lab

Preview with #1F3003

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

Preview Lab → · Contrast checker → · Palette generator →