#1D4E03#1D4E03

#1D4E03 is a dark, moderate yellow-green. Relative luminance 0.057; OKLCH L 37.5% C 0.113 H 138.0°. Best body text is #FFFFFF at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#1D4E03
RGB	rgb(29, 78, 3)
HSL	hsl(99, 93%, 16%)
HSV	hsv(99, 96%, 31%)
CMYK	cmyk(62.8%, 0%, 96.2%, 69.4%)
CIE-LAB	lab(28.69, -30.36, 34.90)
CIE-LCH	lch(28.69, 46.26, 131.02°)
OKLab	oklab(37.52% -0.0842 0.0758)
OKLCH	oklch(37.52% 0.113 138)
XYZ	xyz(3.2474, 5.7163, 1.0184)
Luminance	0.0572 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4E03 #34034E

analogous

#424E03 #1D4E03 #034E0E

triadic

#1D4E03 #031D4E #4E031D

tetradic

#1D4E03 #03424E #34034E #4E0E03

square

#1D4E03 #03424E #34034E #4E0E03

split-complementary

#1D4E03 #0E034E #4E0342

monochromatic

#0B1D01 #0B1D01 #1D4E03 #338905 #49C408

Accessibility & contrast

On white

9.80

#1D4E03 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#1D4E03 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4E03

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4E03	#FFFFFF	#000000	##FFFFFF
##1D4E03	1.00	9.80	2.14	9.80
#FFFFFF	9.80	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514600

Deuteranopia (green-blind)

#4B420D

Tritanopia (blue-blind)

#184B41

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1d4e03;
/* rgb */ color: rgb(29, 78, 3);
/* oklch */ color: oklch(37.5% 0.113 138.0);

Tailwind

colors: {
  custom: {
    50: '#61804c',
    500: '#1d4e03',
    950: '#000000',
  },
}

SCSS

$custom: #1d4e03;
$custom-light: #61804c;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4e03",
  "rgb": {
    "r": 29,
    "g": 78,
    "b": 3
  },
  "hsl": {
    "h": 99.2,
    "s": 92.593,
    "l": 15.882
  },
  "oklch": {
    "l": 0.37523,
    "c": 0.11326,
    "h": 138
  },
  "luminance": 0.05717
}

Semantic roles & 50–950 ramp

primary

#1D4E03

secondary

#681E8E

accent

#29FFB5

background

#F6F7F4

surface

#EBEEE7

border

#C6C9C3

text

#050A01

muted

#7A7C77

Preview Lab

Preview with #1D4E03

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

Preview Lab → · Contrast checker → · Palette generator →