#278F54#278F54

#278F54 is a mid, vivid green. Relative luminance 0.207; OKLCH L 57.7% C 0.130 H 153.7°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#278F54
RGB	rgb(39, 143, 84)
HSL	hsl(146, 57%, 36%)
HSV	hsv(146, 73%, 56%)
CMYK	cmyk(72.7%, 0%, 41.3%, 43.9%)
CIE-LAB	lab(52.64, -43.23, 23.15)
CIE-LCH	lch(52.64, 49.04, 151.83°)
OKLab	oklab(57.69% -0.1166 0.0576)
OKLCH	oklch(57.69% 0.13 153.7)
XYZ	xyz(12.2583, 20.7150, 11.7381)
Luminance	0.2072 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278F54 #8F2762

analogous

#2E8F27 #278F54 #278F88

triadic

#278F54 #54278F #8F5427

tetradic

#278F54 #272E8F #8F2762 #8F8827

square

#278F54 #272E8F #8F2762 #8F8827

split-complementary

#278F54 #88278F #8F272E

monochromatic

#0D2F1C #1A5F38 #278F54 #34BF70 #5DD390

Accessibility & contrast

On white

4.08

#278F54 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#278F54 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278F54

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278F54	#FFFFFF	#000000	##000000
##278F54	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8350

Deuteranopia (green-blind)

#827A58

Tritanopia (blue-blind)

#008D80

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #278f54;
/* rgb */ color: rgb(39, 143, 84);
/* oklch */ color: oklch(57.7% 0.130 153.7);

Tailwind

colors: {
  custom: {
    50: '#70b184',
    500: '#278f54',
    950: '#000000',
  },
}

SCSS

$custom: #278f54;
$custom-light: #70b184;
$custom-dark: #000000;

JSON

{
  "hex": "#278f54",
  "rgb": {
    "r": 39,
    "g": 143,
    "b": 84
  },
  "hsl": {
    "h": 145.962,
    "s": 57.143,
    "l": 35.686
  },
  "oklch": {
    "l": 0.57694,
    "c": 0.13003,
    "h": 153.7
  },
  "luminance": 0.20716
}

Semantic roles & 50–950 ramp

primary

#278F54

secondary

#B85A8F

accent

#479EE0

background

#F7FBF8

surface

#EDF6EF

border

#C8D0CA

text

#08110B

muted

#7B807C

Preview Lab

Preview with #278F54

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

Preview Lab → · Contrast checker → · Palette generator →