#273A0A#273A0A

#273A0A is a dark, moderate yellow-green. Relative luminance 0.035; OKLCH L 32.1% C 0.075 H 128.9°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#273A0A
RGB	rgb(39, 58, 10)
HSL	hsl(84, 71%, 13%)
HSV	hsv(84, 83%, 23%)
CMYK	cmyk(32.8%, 0%, 82.8%, 77.3%)
CIE-LAB	lab(21.87, -16.45, 25.81)
CIE-LCH	lch(21.87, 30.60, 122.52°)
OKLab	oklab(32.09% -0.0469 0.0582)
OKLCH	oklch(32.09% 0.075 128.9)
XYZ	xyz(2.4045, 3.4793, 0.8320)
Luminance	0.0348 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273A0A #1D0A3A

analogous

#3A350A #273A0A #0F3A0A

triadic

#273A0A #0A273A #3A0A27

tetradic

#273A0A #0A3A35 #1D0A3A #3A0A0F

square

#273A0A #0A3A35 #1D0A3A #3A0A0F

split-complementary

#273A0A #0A0F3A #350A3A

monochromatic

#121A05 #121A05 #273A0A #4A6E13 #6DA21C

Accessibility & contrast

On white

12.38

#273A0A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#273A0A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273A0A

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273A0A	#FFFFFF	#000000	##FFFFFF
##273A0A	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3504

Deuteranopia (green-blind)

#3B340E

Tritanopia (blue-blind)

#283731

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #273a0a;
/* rgb */ color: rgb(39, 58, 10);
/* oklch */ color: oklch(32.1% 0.075 128.9);

Tailwind

colors: {
  custom: {
    50: '#63704d',
    500: '#273a0a',
    950: '#000000',
  },
}

SCSS

$custom: #273a0a;
$custom-light: #63704d;
$custom-dark: #000000;

JSON

{
  "hex": "#273a0a",
  "rgb": {
    "r": 39,
    "g": 58,
    "b": 10
  },
  "hsl": {
    "h": 83.75,
    "s": 70.588,
    "l": 13.333
  },
  "oklch": {
    "l": 0.32089,
    "c": 0.0747,
    "h": 128.9
  },
  "luminance": 0.03479
}

Semantic roles & 50–950 ramp

primary

#273A0A

secondary

#482877

accent

#3AED81

background

#F6F6F4

surface

#EBECE7

border

#C6C7C3

text

#050701

muted

#7A7A77

Preview Lab

Preview with #273A0A

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

Preview Lab → · Contrast checker → · Palette generator →