#278E23#278E23

#278E23 is a mid, vivid green. Relative luminance 0.199; OKLCH L 56.7% C 0.170 H 142.5°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#278E23
RGB	rgb(39, 142, 35)
HSL	hsl(118, 60%, 35%)
HSV	hsv(118, 75%, 56%)
CMYK	cmyk(72.5%, 0%, 75.4%, 44.3%)
CIE-LAB	lab(51.72, -49.63, 45.81)
CIE-LCH	lch(51.72, 67.54, 137.29°)
OKLab	oklab(56.75% -0.1349 0.1036)
OKLCH	oklch(56.75% 0.17 142.5)
XYZ	xyz(10.8124, 19.8975, 4.8606)
Luminance	0.1990 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278E23 #8A238E

analogous

#5D8E23 #278E23 #238E55

triadic

#278E23 #23278E #8E2327

tetradic

#278E23 #235D8E #8A238E #8E5523

square

#278E23 #235D8E #8A238E #8E5523

split-complementary

#278E23 #55238E #8E235D

monochromatic

#0C2C0B #1A5D17 #278E23 #34BF2F #5BD556

Accessibility & contrast

On white

4.22

#278E23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#278E23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278E23

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278E23	#FFFFFF	#000000	##000000
##278E23	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91800F

Deuteranopia (green-blind)

#85782E

Tritanopia (blue-blind)

#068A79

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #278e23;
/* rgb */ color: rgb(39, 142, 35);
/* oklch */ color: oklch(56.7% 0.170 142.5);

Tailwind

colors: {
  custom: {
    50: '#72b065',
    500: '#278e23',
    950: '#000000',
  },
}

SCSS

$custom: #278e23;
$custom-light: #72b065;
$custom-dark: #000000;

JSON

{
  "hex": "#278e23",
  "rgb": {
    "r": 39,
    "g": 142,
    "b": 35
  },
  "hsl": {
    "h": 117.757,
    "s": 60.452,
    "l": 34.706
  },
  "oklch": {
    "l": 0.56749,
    "c": 0.17012,
    "h": 142.5
  },
  "luminance": 0.19899
}

Semantic roles & 50–950 ramp

primary

#278E23

secondary

#B653B9

accent

#44E4DE

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#091106

muted

#7B807A

Preview Lab

Preview with #278E23

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

Preview Lab → · Contrast checker → · Palette generator →