#408F17#408F17

#408F17 is a mid, vivid yellow-green. Relative luminance 0.208; OKLCH L 57.8% C 0.167 H 137.8°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#408F17
RGB	rgb(64, 143, 23)
HSL	hsl(100, 72%, 33%)
HSV	hsv(100, 84%, 56%)
CMYK	cmyk(55.2%, 0%, 83.9%, 43.9%)
CIE-LAB	lab(52.73, -44.76, 50.98)
CIE-LCH	lch(52.73, 67.85, 131.28°)
OKLab	oklab(57.77% -0.124 0.1124)
OKLCH	oklch(57.77% 0.167 137.8)
XYZ	xyz(12.0910, 20.7958, 4.1873)
Luminance	0.2080 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#408F17 #66178F

analogous

#7C8F17 #408F17 #178F2A

triadic

#408F17 #17408F #8F1740

tetradic

#408F17 #177C8F #66178F #8F2A17

square

#408F17 #177C8F #66178F #8F2A17

split-complementary

#408F17 #2A178F #8F177C

monochromatic

#112606 #285A0F #408F17 #58C41F #77E040

Accessibility & contrast

On white

4.07

#408F17 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#408F17 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #408F17

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##408F17	#FFFFFF	#000000	##000000
##408F17	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#948200

Deuteranopia (green-blind)

#8A7B26

Tritanopia (blue-blind)

#3A8A79

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #408f17;
/* rgb */ color: rgb(64, 143, 23);
/* oklch */ color: oklch(57.8% 0.167 137.8);

Tailwind

colors: {
  custom: {
    50: '#7eb060',
    500: '#408f17',
    950: '#000000',
  },
}

SCSS

$custom: #408f17;
$custom-light: #7eb060;
$custom-dark: #000000;

JSON

{
  "hex": "#408f17",
  "rgb": {
    "r": 64,
    "g": 143,
    "b": 23
  },
  "hsl": {
    "h": 99.5,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.57767,
    "c": 0.16739,
    "h": 137.8
  },
  "luminance": 0.20797
}

Semantic roles & 50–950 ramp

primary

#408F17

secondary

#9541C1

accent

#39EFB1

background

#F8FAF6

surface

#EFF5EB

border

#CACFC6

text

#0B1105

muted

#7C807A

Preview Lab

Preview with #408F17

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

Preview Lab → · Contrast checker → · Palette generator →