#1C2900#1C2900

#1C2900 is a dark, moderate yellow-green. Relative luminance 0.018; OKLCH L 25.9% C 0.066 H 125.8°. Best body text is #FFFFFF at 15.37:1 contrast (WCAG AA passes).

Color values

HEX	#1C2900
RGB	rgb(28, 41, 0)
HSL	hsl(79, 100%, 8%)
HSV	hsv(79, 100%, 16%)
CMYK	cmyk(31.7%, 0%, 100%, 83.9%)
CIE-LAB	lab(14.58, -13.12, 21.04)
CIE-LCH	lch(14.58, 24.80, 121.95°)
OKLab	oklab(25.92% -0.0385 0.0534)
OKLCH	oklch(25.92% 0.066 125.8)
XYZ	xyz(1.2718, 1.8327, 0.2867)
Luminance	0.0183 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2900 #0D0029

analogous

#292100 #1C2900 #082900

triadic

#1C2900 #001C29 #29001C

tetradic

#1C2900 #002921 #0D0029 #290008

square

#1C2900 #002921 #0D0029 #290008

split-complementary

#1C2900 #000829 #210029

monochromatic

#151F00 #151F00 #1C2900 #466600 #70A300

Accessibility & contrast

On white

15.37

#1C2900 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#1C2900 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2900

15.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2900	#FFFFFF	#000000	##FFFFFF
##1C2900	1.00	15.37	1.37	15.37
#FFFFFF	15.37	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2500

Deuteranopia (green-blind)

#2A2503

Tritanopia (blue-blind)

#1E2621

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #1c2900;
/* rgb */ color: rgb(28, 41, 0);
/* oklch */ color: oklch(25.9% 0.066 125.8);

Tailwind

colors: {
  custom: {
    50: '#596246',
    500: '#1c2900',
    950: '#000000',
  },
}

SCSS

$custom: #1c2900;
$custom-light: #596246;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2900",
  "rgb": {
    "r": 28,
    "g": 41,
    "b": 0
  },
  "hsl": {
    "h": 79.024,
    "s": 100,
    "l": 8.039
  },
  "oklch": {
    "l": 0.25924,
    "c": 0.06582,
    "h": 125.8
  },
  "luminance": 0.01833
}

Semantic roles & 50–950 ramp

primary

#1C2900

secondary

#311471

accent

#29FF6D

background

#F5F5F3

surface

#E9EAE5

border

#C5C6C1

text

#030500

muted

#787977

Preview Lab

Preview with #1C2900

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

Preview Lab → · Contrast checker → · Palette generator →