#278B30#278B30

#278B30 is a mid, vivid green. Relative luminance 0.191; OKLCH L 56.0% C 0.157 H 144.4°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#278B30
RGB	rgb(39, 139, 48)
HSL	hsl(125, 56%, 35%)
HSV	hsv(125, 72%, 55%)
CMYK	cmyk(71.9%, 0%, 65.5%, 45.5%)
CIE-LAB	lab(50.81, -47.30, 39.41)
CIE-LCH	lch(50.81, 61.57, 140.20°)
OKLab	oklab(56.03% -0.128 0.0917)
OKLCH	oklch(56.03% 0.157 144.4)
XYZ	xyz(10.6021, 19.1088, 5.9254)
Luminance	0.1911 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B30 #8B2782

analogous

#508B27 #278B30 #278B62

triadic

#278B30 #30278B #8B3027

tetradic

#278B30 #27508B #8B2782 #8B6227

square

#278B30 #27508B #8B2782 #8B6227

split-complementary

#278B30 #62278B #8B2750

monochromatic

#0C2B0F #1A5B1F #278B30 #34BB41 #5BD166

Accessibility & contrast

On white

4.36

#278B30 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#278B30 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B30

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B30	#FFFFFF	#000000	##000000
##278B30	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7E25

Deuteranopia (green-blind)

#827638

Tritanopia (blue-blind)

#018778

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #278b30;
/* rgb */ color: rgb(39, 139, 48);
/* oklch */ color: oklch(56.0% 0.157 144.4);

Tailwind

colors: {
  custom: {
    50: '#70ae6c',
    500: '#278b30',
    950: '#000000',
  },
}

SCSS

$custom: #278b30;
$custom-light: #70ae6c;
$custom-dark: #000000;

JSON

{
  "hex": "#278b30",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 48
  },
  "hsl": {
    "h": 125.4,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.56031,
    "c": 0.15747,
    "h": 144.4
  },
  "luminance": 0.1911
}

Semantic roles & 50–950 ramp

primary

#278B30

secondary

#B658AE

accent

#48D2DF

background

#F7FAF6

surface

#EDF4EC

border

#C8CEC7

text

#091007

muted

#7B7F7A

Preview Lab

Preview with #278B30

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

Preview Lab → · Contrast checker → · Palette generator →