#278B49#278B49

#278B49 is a mid, vivid green. Relative luminance 0.194; OKLCH L 56.4% C 0.135 H 150.5°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#278B49
RGB	rgb(39, 139, 73)
HSL	hsl(140, 56%, 35%)
HSV	hsv(140, 72%, 55%)
CMYK	cmyk(71.9%, 0%, 47.5%, 45.5%)
CIE-LAB	lab(51.12, -43.68, 27.19)
CIE-LCH	lch(51.12, 51.45, 148.10°)
OKLab	oklab(56.39% -0.1176 0.0666)
OKLCH	oklch(56.39% 0.135 150.5)
XYZ	xyz(11.2710, 19.3764, 9.4480)
Luminance	0.1938 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B49 #8B2769

analogous

#378B27 #278B49 #278B7B

triadic

#278B49 #49278B #8B4927

tetradic

#278B49 #27378B #8B2769 #8B7B27

square

#278B49 #27378B #8B2769 #8B7B27

split-complementary

#278B49 #7B278B #8B2737

monochromatic

#0C2B17 #1A5B30 #278B49 #34BB62 #5BD183

Accessibility & contrast

On white

4.31

#278B49 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#278B49 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B49

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B49	#FFFFFF	#000000	##000000
##278B49	1.00	4.31	4.88	4.88
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7F44

Deuteranopia (green-blind)

#80764E

Tritanopia (blue-blind)

#00897B

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #278b49;
/* rgb */ color: rgb(39, 139, 73);
/* oklch */ color: oklch(56.4% 0.135 150.5);

Tailwind

colors: {
  custom: {
    50: '#6fae7d',
    500: '#278b49',
    950: '#000000',
  },
}

SCSS

$custom: #278b49;
$custom-light: #6fae7d;
$custom-dark: #000000;

JSON

{
  "hex": "#278b49",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 73
  },
  "hsl": {
    "h": 140.4,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.56389,
    "c": 0.13518,
    "h": 150.5
  },
  "luminance": 0.19378
}

Semantic roles & 50–950 ramp

primary

#278B49

secondary

#B65896

accent

#48ACDF

background

#F7FAF7

surface

#EDF4EE

border

#C8CEC9

text

#081009

muted

#7B7F7B

Preview Lab

Preview with #278B49

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

Preview Lab → · Contrast checker → · Palette generator →