#73B451#73B451

#73B451 is a light, vivid yellow-green. Relative luminance 0.369; OKLCH L 70.4% C 0.148 H 136.1°. Best body text is #000000 at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#73B451
RGB	rgb(115, 180, 81)
HSL	hsl(99, 40%, 51%)
HSV	hsv(99, 55%, 71%)
CMYK	cmyk(36.1%, 0%, 55%, 29.4%)
CIE-LAB	lab(67.19, -38.74, 43.47)
CIE-LCH	lch(67.19, 58.23, 131.70°)
OKLab	oklab(70.39% -0.1069 0.103)
OKLCH	oklch(70.39% 0.148 136.1)
XYZ	xyz(24.8761, 36.8803, 13.5909)
Luminance	0.3688 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#73B451 #9251B4

analogous

#A4B451 #73B451 #51B460

triadic

#73B451 #5173B4 #B45173

tetradic

#73B451 #51A4B4 #9251B4 #B46051

square

#73B451 #51A4B4 #9251B4 #B46051

split-complementary

#73B451 #6051B4 #B451A4

monochromatic

#3D612A #578C3C #73B451 #95C67C #B8D9A7

Accessibility & contrast

On white

2.51

#73B451 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.38

#73B451 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #73B451

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##73B451	#FFFFFF	#000000	##000000
##73B451	1.00	2.51	8.38	8.38
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.38	21.00	1.00	1.00
##000000	8.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA748

Deuteranopia (green-blind)

#B1A258

Tritanopia (blue-blind)

#71AE9E

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #73b451;
/* rgb */ color: rgb(115, 180, 81);
/* oklch */ color: oklch(70.4% 0.148 136.1);

Tailwind

colors: {
  custom: {
    50: '#9fcb85',
    500: '#73b451',
    950: '#000000',
  },
}

SCSS

$custom: #73b451;
$custom-light: #9fcb85;
$custom-dark: #000000;

JSON

{
  "hex": "#73b451",
  "rgb": {
    "r": 115,
    "g": 180,
    "b": 81
  },
  "hsl": {
    "h": 99.394,
    "s": 39.759,
    "l": 51.176
  },
  "oklch": {
    "l": 0.70392,
    "c": 0.14848,
    "h": 136.1
  },
  "luminance": 0.36881
}

Semantic roles & 50–950 ramp

primary

#73B451

secondary

#B79BC6

accent

#58D0A7

background

#FAFCF8

surface

#F3F8EF

border

#CDD1CA

text

#0F130B

muted

#7F827C

Preview Lab

Preview with #73B451

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

Preview Lab → · Contrast checker → · Palette generator →