#478B23#478B23

#478B23 is a mid, vivid yellow-green. Relative luminance 0.199; OKLCH L 57.1% C 0.153 H 137.0°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#478B23
RGB	rgb(71, 139, 35)
HSL	hsl(99, 60%, 34%)
HSV	hsv(99, 75%, 55%)
CMYK	cmyk(48.9%, 0%, 74.8%, 45.5%)
CIE-LAB	lab(51.75, -40.27, 46.18)
CIE-LCH	lch(51.75, 61.27, 131.09°)
OKLab	oklab(57.07% -0.1117 0.104)
OKLCH	oklch(57.07% 0.153 137)
XYZ	xyz(12.1342, 19.9254, 4.7964)
Luminance	0.1993 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#478B23 #67238B

analogous

#7B8B23 #478B23 #238B33

triadic

#478B23 #23478B #8B2347

tetradic

#478B23 #237B8B #67238B #8B3323

square

#478B23 #237B8B #67238B #8B3323

split-complementary

#478B23 #33238B #8B237B

monochromatic

#15290A #2E5A17 #478B23 #60BC2F #81D454

Accessibility & contrast

On white

4.21

#478B23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.99

#478B23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #478B23

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##478B23	#FFFFFF	#000000	##000000
##478B23	1.00	4.21	4.99	4.99
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.99	21.00	1.00	1.00
##000000	4.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F10

Deuteranopia (green-blind)

#87792D

Tritanopia (blue-blind)

#438677

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #478b23;
/* rgb */ color: rgb(71, 139, 35);
/* oklch */ color: oklch(57.1% 0.153 137.0);

Tailwind

colors: {
  custom: {
    50: '#81ad65',
    500: '#478b23',
    950: '#000000',
  },
}

SCSS

$custom: #478b23;
$custom-light: #81ad65;
$custom-dark: #000000;

JSON

{
  "hex": "#478b23",
  "rgb": {
    "r": 71,
    "g": 139,
    "b": 35
  },
  "hsl": {
    "h": 99.231,
    "s": 59.77,
    "l": 34.118
  },
  "oklch": {
    "l": 0.57065,
    "c": 0.15265,
    "h": 137
  },
  "luminance": 0.19926
}

Semantic roles & 50–950 ramp

primary

#478B23

secondary

#9552B8

accent

#45E3AC

background

#F8FAF6

surface

#EFF4EB

border

#CACEC6

text

#0B1006

muted

#7C7F7A

Preview Lab

Preview with #478B23

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

Preview Lab → · Contrast checker → · Palette generator →