#273B05#273B05

#273B05 is a dark, moderate yellow-green. Relative luminance 0.036; OKLCH L 32.3% C 0.080 H 128.6°. Best body text is #FFFFFF at 12.25:1 contrast (WCAG AA passes).

Color values

HEX	#273B05
RGB	rgb(39, 59, 5)
HSL	hsl(82, 84%, 13%)
HSV	hsv(82, 92%, 23%)
CMYK	cmyk(33.9%, 0%, 91.5%, 76.9%)
CIE-LAB	lab(22.20, -17.38, 28.19)
CIE-LCH	lch(22.20, 33.12, 121.66°)
OKLab	oklab(32.34% -0.05 0.0626)
OKLCH	oklch(32.34% 0.08 128.6)
XYZ	xyz(2.4281, 3.5702, 0.7047)
Luminance	0.0357 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273B05 #19053B

analogous

#3B3405 #273B05 #0C3B05

triadic

#273B05 #05273B #3B0527

tetradic

#273B05 #053B34 #19053B #3B050C

square

#273B05 #053B34 #19053B #3B050C

split-complementary

#273B05 #050C3B #34053B

monochromatic

#131C02 #131C02 #273B05 #4C730A #72AC0F

Accessibility & contrast

On white

12.25

#273B05 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#273B05 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273B05

12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273B05	#FFFFFF	#000000	##FFFFFF
##273B05	1.00	12.25	1.71	12.25
#FFFFFF	12.25	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3600

Deuteranopia (green-blind)

#3C350A

Tritanopia (blue-blind)

#293831

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #273b05;
/* rgb */ color: rgb(39, 59, 5);
/* oklch */ color: oklch(32.3% 0.080 128.6);

Tailwind

colors: {
  custom: {
    50: '#64714a',
    500: '#273b05',
    950: '#000000',
  },
}

SCSS

$custom: #273b05;
$custom-light: #64714a;
$custom-dark: #000000;

JSON

{
  "hex": "#273b05",
  "rgb": {
    "r": 39,
    "g": 59,
    "b": 5
  },
  "hsl": {
    "h": 82.222,
    "s": 84.375,
    "l": 12.549
  },
  "oklch": {
    "l": 0.32342,
    "c": 0.08012,
    "h": 128.6
  },
  "luminance": 0.0357
}

Semantic roles & 50–950 ramp

primary

#273B05

secondary

#42207C

accent

#2DFB79

background

#F6F6F4

surface

#EBECE7

border

#C6C7C3

text

#050701

muted

#7A7A77

Preview Lab

Preview with #273B05

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

Preview Lab → · Contrast checker → · Palette generator →