#378B23#378B23

#378B23 is a mid, vivid green. Relative luminance 0.194; OKLCH L 56.4% C 0.160 H 140.2°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#378B23
RGB	rgb(55, 139, 35)
HSL	hsl(108, 60%, 34%)
HSV	hsv(108, 75%, 55%)
CMYK	cmyk(60.4%, 0%, 74.8%, 45.5%)
CIE-LAB	lab(51.15, -44.96, 45.38)
CIE-LCH	lch(51.15, 63.88, 134.73°)
OKLab	oklab(56.4% -0.1233 0.1026)
OKLCH	oklch(56.4% 0.16 140.2)
XYZ	xyz(11.1110, 19.3978, 4.7484)
Luminance	0.1940 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378B23 #77238B

analogous

#6B8B23 #378B23 #238B43

triadic

#378B23 #23378B #8B2337

tetradic

#378B23 #236B8B #77238B #8B4323

square

#378B23 #236B8B #77238B #8B4323

split-complementary

#378B23 #43238B #8B236B

monochromatic

#10290A #245A17 #378B23 #4ABC2F #6DD454

Accessibility & contrast

On white

4.30

#378B23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#378B23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378B23

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378B23	#FFFFFF	#000000	##000000
##378B23	1.00	4.30	4.88	4.88
#FFFFFF	4.30	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)

#8F7E10

Deuteranopia (green-blind)

#84772E

Tritanopia (blue-blind)

#2C8677

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #378b23;
/* rgb */ color: rgb(55, 139, 35);
/* oklch */ color: oklch(56.4% 0.160 140.2);

Tailwind

colors: {
  custom: {
    50: '#78ae65',
    500: '#378b23',
    950: '#000000',
  },
}

SCSS

$custom: #378b23;
$custom-light: #78ae65;
$custom-dark: #000000;

JSON

{
  "hex": "#378b23",
  "rgb": {
    "r": 55,
    "g": 139,
    "b": 35
  },
  "hsl": {
    "h": 108.462,
    "s": 59.77,
    "l": 34.118
  },
  "oklch": {
    "l": 0.564,
    "c": 0.16036,
    "h": 140.2
  },
  "luminance": 0.19399
}

Semantic roles & 50–950 ramp

primary

#378B23

secondary

#A452B8

accent

#45E3C5

background

#F7FAF6

surface

#EEF4EB

border

#C9CEC6

text

#0A1006

muted

#7C7F7A

Preview Lab

Preview with #378B23

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

Preview Lab → · Contrast checker → · Palette generator →