#278B23#278B23

#278B23 is a mid, vivid green. Relative luminance 0.190; OKLCH L 55.9% C 0.167 H 142.5°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#278B23
RGB	rgb(39, 139, 35)
HSL	hsl(118, 60%, 34%)
HSV	hsv(118, 75%, 55%)
CMYK	cmyk(71.9%, 0%, 74.8%, 45.5%)
CIE-LAB	lab(50.71, -48.59, 44.79)
CIE-LCH	lch(50.71, 66.08, 137.34°)
OKLab	oklab(55.91% -0.1321 0.1015)
OKLCH	oklch(55.91% 0.167 142.5)
XYZ	xyz(10.3721, 19.0168, 4.7138)
Luminance	0.1902 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B23 #87238B

analogous

#5B8B23 #278B23 #238B53

triadic

#278B23 #23278B #8B2327

tetradic

#278B23 #235B8B #87238B #8B5323

square

#278B23 #235B8B #87238B #8B5323

split-complementary

#278B23 #53238B #8B235B

monochromatic

#0C290A #195A17 #278B23 #35BC2F #59D454

Accessibility & contrast

On white

4.37

#278B23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#278B23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B23

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B23	#FFFFFF	#000000	##000000
##278B23	1.00	4.37	4.80	4.80
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7E10

Deuteranopia (green-blind)

#83762E

Tritanopia (blue-blind)

#098777

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #278b23;
/* rgb */ color: rgb(39, 139, 35);
/* oklch */ color: oklch(55.9% 0.167 142.5);

Tailwind

colors: {
  custom: {
    50: '#71ae65',
    500: '#278b23',
    950: '#000000',
  },
}

SCSS

$custom: #278b23;
$custom-light: #71ae65;
$custom-dark: #000000;

JSON

{
  "hex": "#278b23",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 35
  },
  "hsl": {
    "h": 117.692,
    "s": 59.77,
    "l": 34.118
  },
  "oklch": {
    "l": 0.55908,
    "c": 0.16659,
    "h": 142.5
  },
  "luminance": 0.19018
}

Semantic roles & 50–950 ramp

primary

#278B23

secondary

#B452B8

accent

#45E3DD

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#091006

muted

#7B7F7A

Preview Lab

Preview with #278B23

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

Preview Lab → · Contrast checker → · Palette generator →