#273F0F#273F0F

#273F0F is a dark, moderate yellow-green. Relative luminance 0.040; OKLCH L 33.6% C 0.078 H 132.2°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#273F0F
RGB	rgb(39, 63, 15)
HSL	hsl(90, 62%, 15%)
HSV	hsv(90, 76%, 25%)
CMYK	cmyk(38.1%, 0%, 76.2%, 75.3%)
CIE-LAB	lab(23.74, -18.72, 25.47)
CIE-LCH	lch(23.74, 31.61, 126.32°)
OKLab	oklab(33.63% -0.0526 0.0581)
OKLCH	oklch(33.63% 0.078 132.2)
XYZ	xyz(2.7004, 4.0207, 1.0856)
Luminance	0.0402 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 4.61

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273F0F #270F3F

analogous

#3F3F0F #273F0F #0F3F0F

triadic

#273F0F #0F273F #3F0F27

tetradic

#273F0F #0F3F3F #270F3F #3F0F0F

square

#273F0F #0F3F3F #270F3F #3F0F0F

split-complementary

#273F0F #0F0F3F #3F0F3F

monochromatic

#0F1906 #0F1906 #273F0F #46701B #64A227

Accessibility & contrast

On white

11.64

#273F0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#273F0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273F0F

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273F0F	#FFFFFF	#000000	##FFFFFF
##273F0F	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423A08

Deuteranopia (green-blind)

#3F3813

Tritanopia (blue-blind)

#283C35

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #273f0f;
/* rgb */ color: rgb(39, 63, 15);
/* oklch */ color: oklch(33.6% 0.078 132.2);

Tailwind

colors: {
  custom: {
    50: '#637450',
    500: '#273f0f',
    950: '#000000',
  },
}

SCSS

$custom: #273f0f;
$custom-light: #637450;
$custom-dark: #000000;

JSON

{
  "hex": "#273f0f",
  "rgb": {
    "r": 39,
    "g": 63,
    "b": 15
  },
  "hsl": {
    "h": 90,
    "s": 61.538,
    "l": 15.294
  },
  "oklch": {
    "l": 0.33625,
    "c": 0.07838,
    "h": 132.2
  },
  "luminance": 0.04021
}

Semantic roles & 50–950 ramp

primary

#273F0F

secondary

#553079

accent

#43E594

background

#F6F7F4

surface

#EBEDE7

border

#C6C8C3

text

#050802

muted

#7A7B78

Preview Lab

Preview with #273F0F

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

Preview Lab → · Contrast checker → · Palette generator →