#51912D#51912D

#51912D is a mid, vivid yellow-green. Relative luminance 0.222; OKLCH L 59.2% C 0.148 H 136.3°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#51912D
RGB	rgb(81, 145, 45)
HSL	hsl(98, 53%, 37%)
HSV	hsv(98, 69%, 57%)
CMYK	cmyk(44.1%, 0%, 69%, 43.1%)
CIE-LAB	lab(54.23, -38.69, 44.86)
CIE-LCH	lch(54.23, 59.24, 130.78°)
OKLab	oklab(59.24% -0.1074 0.1025)
OKLCH	oklch(59.24% 0.148 136.3)
XYZ	xyz(13.9920, 22.1888, 6.0277)
Luminance	0.2219 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51912D #6D2D91

analogous

#83912D #51912D #2D913B

triadic

#51912D #2D5191 #912D51

tetradic

#51912D #2D8391 #6D2D91 #913B2D

square

#51912D #2D8391 #6D2D91 #913B2D

split-complementary

#51912D #3B2D91 #912D83

monochromatic

#1D3410 #37621F #51912D #6BC03B #8ED068

Accessibility & contrast

On white

3.86

#51912D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#51912D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #51912D

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51912D	#FFFFFF	#000000	##000000
##51912D	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96851F

Deuteranopia (green-blind)

#8D8036

Tritanopia (blue-blind)

#4E8C7D

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #51912d;
/* rgb */ color: rgb(81, 145, 45);
/* oklch */ color: oklch(59.2% 0.148 136.3);

Tailwind

colors: {
  custom: {
    50: '#87b26b',
    500: '#51912d',
    950: '#000000',
  },
}

SCSS

$custom: #51912d;
$custom-light: #87b26b;
$custom-dark: #000000;

JSON

{
  "hex": "#51912d",
  "rgb": {
    "r": 81,
    "g": 145,
    "b": 45
  },
  "hsl": {
    "h": 98.4,
    "s": 52.632,
    "l": 37.255
  },
  "oklch": {
    "l": 0.59241,
    "c": 0.14847,
    "h": 136.3
  },
  "luminance": 0.2219
}

Semantic roles & 50–950 ramp

primary

#51912D

secondary

#9963B7

accent

#4CDCA8

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1107

muted

#7D807A

Preview Lab

Preview with #51912D

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

Preview Lab → · Contrast checker → · Palette generator →