#4B8D21#4B8D21

#4B8D21 is a mid, vivid yellow-green. Relative luminance 0.207; OKLCH L 57.8% C 0.154 H 136.1°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#4B8D21
RGB	rgb(75, 141, 33)
HSL	hsl(97, 62%, 34%)
HSV	hsv(97, 77%, 55%)
CMYK	cmyk(46.8%, 0%, 76.6%, 44.7%)
CIE-LAB	lab(52.57, -39.93, 47.79)
CIE-LCH	lch(52.57, 62.28, 129.88°)
OKLab	oklab(57.78% -0.1112 0.107)
OKLCH	oklch(57.78% 0.154 136.1)
XYZ	xyz(12.7007, 20.6546, 4.7561)
Luminance	0.2066 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B8D21 #63218D

analogous

#818D21 #4B8D21 #218D2D

triadic

#4B8D21 #214B8D #8D214B

tetradic

#4B8D21 #21818D #63218D #8D2D21

square

#4B8D21 #21818D #63218D #8D2D21

split-complementary

#4B8D21 #2D218D #8D2181

monochromatic

#162A0A #315B15 #4B8D21 #65BF2D #85D652

Accessibility & contrast

On white

4.09

#4B8D21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#4B8D21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B8D21

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B8D21	#FFFFFF	#000000	##000000
##4B8D21	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92810A

Deuteranopia (green-blind)

#897B2C

Tritanopia (blue-blind)

#488878

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4b8d21;
/* rgb */ color: rgb(75, 141, 33);
/* oklch */ color: oklch(57.8% 0.154 136.1);

Tailwind

colors: {
  custom: {
    50: '#84af64',
    500: '#4b8d21',
    950: '#000000',
  },
}

SCSS

$custom: #4b8d21;
$custom-light: #84af64;
$custom-dark: #000000;

JSON

{
  "hex": "#4b8d21",
  "rgb": {
    "r": 75,
    "g": 141,
    "b": 33
  },
  "hsl": {
    "h": 96.667,
    "s": 62.069,
    "l": 34.118
  },
  "oklch": {
    "l": 0.5778,
    "c": 0.15435,
    "h": 136.1
  },
  "luminance": 0.20655
}

Semantic roles & 50–950 ramp

primary

#4B8D21

secondary

#9150BA

accent

#43E5A6

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0B1006

muted

#7C7F7A

Preview Lab

Preview with #4B8D21

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

Preview Lab → · Contrast checker → · Palette generator →