#278D4F#278D4F

#278D4F is a mid, vivid green. Relative luminance 0.200; OKLCH L 57.0% C 0.132 H 152.2°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#278D4F
RGB	rgb(39, 141, 79)
HSL	hsl(144, 57%, 35%)
HSV	hsv(144, 72%, 55%)
CMYK	cmyk(72.3%, 0%, 44%, 44.7%)
CIE-LAB	lab(51.89, -43.38, 24.91)
CIE-LCH	lch(51.89, 50.03, 150.13°)
OKLab	oklab(57.05% -0.1169 0.0616)
OKLCH	oklch(57.05% 0.132 152.2)
XYZ	xyz(11.7718, 20.0443, 10.6442)
Luminance	0.2005 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278D4F #8D2765

analogous

#328D27 #278D4F #278D82

triadic

#278D4F #4F278D #8D4F27

tetradic

#278D4F #27328D #8D2765 #8D8227

square

#278D4F #27328D #8D2765 #8D8227

split-complementary

#278D4F #82278D #8D2732

monochromatic

#0C2D19 #1A5D34 #278D4F #34BD6A #5CD28B

Accessibility & contrast

On white

4.19

#278D4F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#278D4F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278D4F

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278D4F	#FFFFFF	#000000	##000000
##278D4F	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D814A

Deuteranopia (green-blind)

#817853

Tritanopia (blue-blind)

#008B7E

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #278d4f;
/* rgb */ color: rgb(39, 141, 79);
/* oklch */ color: oklch(57.0% 0.132 152.2);

Tailwind

colors: {
  custom: {
    50: '#70af81',
    500: '#278d4f',
    950: '#000000',
  },
}

SCSS

$custom: #278d4f;
$custom-light: #70af81;
$custom-dark: #000000;

JSON

{
  "hex": "#278d4f",
  "rgb": {
    "r": 39,
    "g": 141,
    "b": 79
  },
  "hsl": {
    "h": 143.529,
    "s": 56.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.57049,
    "c": 0.13212,
    "h": 152.2
  },
  "luminance": 0.20046
}

Semantic roles & 50–950 ramp

primary

#278D4F

secondary

#B75992

accent

#48A4E0

background

#F7FAF7

surface

#EDF5EE

border

#C8CFC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #278D4F

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

Preview Lab → · Contrast checker → · Palette generator →