#51A124#51A124

#51A124 is a light, vivid yellow-green. Relative luminance 0.274; OKLCH L 63.4% C 0.175 H 137.0°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#51A124
RGB	rgb(81, 161, 36)
HSL	hsl(98, 63%, 39%)
HSV	hsv(98, 78%, 63%)
CMYK	cmyk(49.7%, 0%, 77.6%, 36.9%)
CIE-LAB	lab(59.31, -45.94, 53.39)
CIE-LCH	lch(59.31, 70.43, 130.71°)
OKLab	oklab(63.4% -0.1276 0.1191)
OKLCH	oklch(63.4% 0.175 137)
XYZ	xyz(16.4561, 27.3653, 6.0836)
Luminance	0.2737 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51A124 #7424A1

analogous

#8FA124 #51A124 #24A135

triadic

#51A124 #2451A1 #A12451

tetradic

#51A124 #248FA1 #7424A1 #A13524

square

#51A124 #248FA1 #7424A1 #A13524

split-complementary

#51A124 #3524A1 #A1248F

monochromatic

#1F3D0E #386F19 #51A124 #6BD131 #8FDC63

Accessibility & contrast

On white

3.24

#51A124 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#51A124 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #51A124

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51A124	#FFFFFF	#000000	##000000
##51A124	1.00	3.24	6.47	6.47
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A79304

Deuteranopia (green-blind)

#9C8C32

Tritanopia (blue-blind)

#4C9B8A

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #51a124;
/* rgb */ color: rgb(81, 161, 36);
/* oklch */ color: oklch(63.4% 0.175 137.0);

Tailwind

colors: {
  custom: {
    50: '#8abd69',
    500: '#51a124',
    950: '#000000',
  },
}

SCSS

$custom: #51a124;
$custom-light: #8abd69;
$custom-dark: #000000;

JSON

{
  "hex": "#51a124",
  "rgb": {
    "r": 81,
    "g": 161,
    "b": 36
  },
  "hsl": {
    "h": 98.4,
    "s": 63.452,
    "l": 38.627
  },
  "oklch": {
    "l": 0.63396,
    "c": 0.17454,
    "h": 137
  },
  "luminance": 0.27366
}

Semantic roles & 50–950 ramp

primary

#51A124

secondary

#9E5FC2

accent

#41E6AB

background

#F8FBF6

surface

#F0F7EB

border

#CBD0C6

text

#0C1207

muted

#7D817A

Preview Lab

Preview with #51A124

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

Preview Lab → · Contrast checker → · Palette generator →