#51902C#51902C

#51902C is a mid, vivid yellow-green. Relative luminance 0.219; OKLCH L 59.0% C 0.148 H 136.1°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#51902C
RGB	rgb(81, 144, 44)
HSL	hsl(98, 53%, 37%)
HSV	hsv(98, 69%, 56%)
CMYK	cmyk(43.8%, 0%, 69.4%, 43.5%)
CIE-LAB	lab(53.90, -38.35, 44.93)
CIE-LCH	lch(53.90, 59.07, 130.48°)
OKLab	oklab(58.97% -0.1065 0.1025)
OKLCH	oklch(58.97% 0.148 136.1)
XYZ	xyz(13.8209, 21.8769, 5.8768)
Luminance	0.2188 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51902C #6B2C90

analogous

#83902C #51902C #2C9039

triadic

#51902C #2C5190 #902C51

tetradic

#51902C #2C8390 #6B2C90 #90392C

square

#51902C #2C8390 #6B2C90 #90392C

split-complementary

#51902C #392C90 #902C83

monochromatic

#1C320F #37611E #51902C #6BBF3A #8DD066

Accessibility & contrast

On white

3.91

#51902C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.38

#51902C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #51902C

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51902C	#FFFFFF	#000000	##000000
##51902C	1.00	3.91	5.38	5.38
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.38	21.00	1.00	1.00
##000000	5.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95841E

Deuteranopia (green-blind)

#8D7F35

Tritanopia (blue-blind)

#4F8B7C

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #51902c;
/* rgb */ color: rgb(81, 144, 44);
/* oklch */ color: oklch(59.0% 0.148 136.1);

Tailwind

colors: {
  custom: {
    50: '#87b16b',
    500: '#51902c',
    950: '#000000',
  },
}

SCSS

$custom: #51902c;
$custom-light: #87b16b;
$custom-dark: #000000;

JSON

{
  "hex": "#51902c",
  "rgb": {
    "r": 81,
    "g": 144,
    "b": 44
  },
  "hsl": {
    "h": 97.8,
    "s": 53.191,
    "l": 36.863
  },
  "oklch": {
    "l": 0.58968,
    "c": 0.14785,
    "h": 136.1
  },
  "luminance": 0.21878
}

Semantic roles & 50–950 ramp

primary

#51902C

secondary

#9761B7

accent

#4BDDA7

background

#F8FAF6

surface

#F0F5EB

border

#CBCFC6

text

#0C1107

muted

#7D807A

Preview Lab

Preview with #51902C

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

Preview Lab → · Contrast checker → · Palette generator →