#273C05#273C05

#273C05 is a dark, moderate yellow-green. Relative luminance 0.037; OKLCH L 32.6% C 0.082 H 129.1°. Best body text is #FFFFFF at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#273C05
RGB	rgb(39, 60, 5)
HSL	hsl(83, 85%, 13%)
HSV	hsv(83, 92%, 24%)
CMYK	cmyk(35%, 0%, 91.7%, 76.5%)
CIE-LAB	lab(22.56, -17.92, 28.57)
CIE-LCH	lch(22.56, 33.73, 122.09°)
OKLab	oklab(32.64% -0.0514 0.0633)
OKLCH	oklch(32.64% 0.082 129.1)
XYZ	xyz(2.4799, 3.6739, 0.7220)
Luminance	0.0367 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273C05 #1A053C

analogous

#3C3505 #273C05 #0C3C05

triadic

#273C05 #05273C #3C0527

tetradic

#273C05 #053C35 #1A053C #3C050C

square

#273C05 #053C35 #1A053C #3C050C

split-complementary

#273C05 #050C3C #35053C

monochromatic

#121C02 #121C02 #273C05 #4C740A #70AD0E

Accessibility & contrast

On white

12.11

#273C05 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#273C05 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273C05

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273C05	#FFFFFF	#000000	##FFFFFF
##273C05	1.00	12.11	1.73	12.11
#FFFFFF	12.11	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3700

Deuteranopia (green-blind)

#3D350A

Tritanopia (blue-blind)

#293932

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #273c05;
/* rgb */ color: rgb(39, 60, 5);
/* oklch */ color: oklch(32.6% 0.082 129.1);

Tailwind

colors: {
  custom: {
    50: '#64724a',
    500: '#273c05',
    950: '#000000',
  },
}

SCSS

$custom: #273c05;
$custom-light: #64724a;
$custom-dark: #000000;

JSON

{
  "hex": "#273c05",
  "rgb": {
    "r": 39,
    "g": 60,
    "b": 5
  },
  "hsl": {
    "h": 82.909,
    "s": 84.615,
    "l": 12.745
  },
  "oklch": {
    "l": 0.32641,
    "c": 0.08158,
    "h": 129.1
  },
  "luminance": 0.03674
}

Semantic roles & 50–950 ramp

primary

#273C05

secondary

#43207D

accent

#2DFB7C

background

#F6F6F4

surface

#EBECE7

border

#C6C7C3

text

#050701

muted

#7A7A77

Preview Lab

Preview with #273C05

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

Preview Lab → · Contrast checker → · Palette generator →