#378012#378012

#378012 is a mid, vivid yellow-green. Relative luminance 0.163; OKLCH L 53.2% C 0.156 H 138.0°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#378012
RGB	rgb(55, 128, 18)
HSL	hsl(100, 75%, 29%)
HSV	hsv(100, 86%, 50%)
CMYK	cmyk(57%, 0%, 85.9%, 49.8%)
CIE-LAB	lab(47.36, -41.84, 47.38)
CIE-LCH	lch(47.36, 63.21, 131.45°)
OKLab	oklab(53.24% -0.1159 0.1042)
OKLCH	oklch(53.24% 0.156 138)
XYZ	xyz(9.4036, 16.2935, 3.2216)
Luminance	0.1629 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378012 #5B1280

analogous

#6E8012 #378012 #128024

triadic

#378012 #123780 #801237

tetradic

#378012 #126E80 #5B1280 #802412

square

#378012 #126E80 #5B1280 #802412

split-complementary

#378012 #241280 #80126E

monochromatic

#0C1B04 #204A0A #378012 #4EB61A #68E12B

Accessibility & contrast

On white

4.93

#378012 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#378012 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #378012

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378012	#FFFFFF	#000000	##FFFFFF
##378012	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847400

Deuteranopia (green-blind)

#7B6E20

Tritanopia (blue-blind)

#317B6C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #378012;
/* rgb */ color: rgb(55, 128, 18);
/* oklch */ color: oklch(53.2% 0.156 138.0);

Tailwind

colors: {
  custom: {
    50: '#77a55c',
    500: '#378012',
    950: '#000000',
  },
}

SCSS

$custom: #378012;
$custom-light: #77a55c;
$custom-dark: #000000;

JSON

{
  "hex": "#378012",
  "rgb": {
    "r": 55,
    "g": 128,
    "b": 18
  },
  "hsl": {
    "h": 99.818,
    "s": 75.342,
    "l": 28.627
  },
  "oklch": {
    "l": 0.53238,
    "c": 0.15583,
    "h": 138
  },
  "luminance": 0.16294
}

Semantic roles & 50–950 ramp

primary

#378012

secondary

#8B38B6

accent

#36F2B3

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#090F04

muted

#7B7F79

Preview Lab

Preview with #378012

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

Preview Lab → · Contrast checker → · Palette generator →