#278F23#278F23

#278F23 is a mid, vivid green. Relative luminance 0.202; OKLCH L 57.0% C 0.171 H 142.5°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#278F23
RGB	rgb(39, 143, 35)
HSL	hsl(118, 61%, 35%)
HSV	hsv(118, 76%, 56%)
CMYK	cmyk(72.7%, 0%, 75.5%, 43.9%)
CIE-LAB	lab(52.06, -49.98, 46.15)
CIE-LCH	lch(52.06, 68.03, 137.28°)
OKLab	oklab(57.03% -0.1359 0.1043)
OKLCH	oklch(57.03% 0.171 142.5)
XYZ	xyz(10.9619, 20.1964, 4.9104)
Luminance	0.2020 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278F23 #8B238F

analogous

#5D8F23 #278F23 #238F55

triadic

#278F23 #23278F #8F2327

tetradic

#278F23 #235D8F #8B238F #8F5523

square

#278F23 #235D8F #8B238F #8F5523

split-complementary

#278F23 #55238F #8F235D

monochromatic

#0C2D0B #1A5E17 #278F23 #34C02F #5BD657

Accessibility & contrast

On white

4.17

#278F23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#278F23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278F23

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278F23	#FFFFFF	#000000	##000000
##278F23	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92810E

Deuteranopia (green-blind)

#86792E

Tritanopia (blue-blind)

#058B7A

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #278f23;
/* rgb */ color: rgb(39, 143, 35);
/* oklch */ color: oklch(57.0% 0.171 142.5);

Tailwind

colors: {
  custom: {
    50: '#72b165',
    500: '#278f23',
    950: '#000000',
  },
}

SCSS

$custom: #278f23;
$custom-light: #72b165;
$custom-dark: #000000;

JSON

{
  "hex": "#278f23",
  "rgb": {
    "r": 39,
    "g": 143,
    "b": 35
  },
  "hsl": {
    "h": 117.778,
    "s": 60.674,
    "l": 34.902
  },
  "oklch": {
    "l": 0.57029,
    "c": 0.17129,
    "h": 142.5
  },
  "luminance": 0.20198
}

Semantic roles & 50–950 ramp

primary

#278F23

secondary

#B654BA

accent

#44E4DE

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091106

muted

#7B807A

Preview Lab

Preview with #278F23

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

Preview Lab → · Contrast checker → · Palette generator →