#407C18#407C18

#407C18 is a mid, vivid yellow-green. Relative luminance 0.156; OKLCH L 52.6% C 0.143 H 136.1°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#407C18
RGB	rgb(64, 124, 24)
HSL	hsl(96, 68%, 29%)
HSV	hsv(96, 81%, 49%)
CMYK	cmyk(48.4%, 0%, 80.6%, 51.4%)
CIE-LAB	lab(46.41, -37.06, 44.81)
CIE-LCH	lch(46.41, 58.15, 129.59°)
OKLab	oklab(52.57% -0.1033 0.0996)
OKLCH	oklch(52.57% 0.144 136.1)
XYZ	xyz(9.4866, 15.5706, 3.3695)
Luminance	0.1557 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407C18 #54187C

analogous

#727C18 #407C18 #187C22

triadic

#407C18 #18407C #7C1840

tetradic

#407C18 #18727C #54187C #7C2218

square

#407C18 #18727C #54187C #7C2218

split-complementary

#407C18 #22187C #7C1872

monochromatic

#0D1A05 #26490E #407C18 #5AAF22 #77D836

Accessibility & contrast

On white

5.10

#407C18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#407C18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #407C18

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407C18	#FFFFFF	#000000	##FFFFFF
##407C18	1.00	5.10	4.11	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817100

Deuteranopia (green-blind)

#796C23

Tritanopia (blue-blind)

#3D7769

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #407c18;
/* rgb */ color: rgb(64, 124, 24);
/* oklch */ color: oklch(52.6% 0.143 136.1);

Tailwind

colors: {
  custom: {
    50: '#7ba25e',
    500: '#407c18',
    950: '#000000',
  },
}

SCSS

$custom: #407c18;
$custom-light: #7ba25e;
$custom-dark: #000000;

JSON

{
  "hex": "#407c18",
  "rgb": {
    "r": 64,
    "g": 124,
    "b": 24
  },
  "hsl": {
    "h": 96,
    "s": 67.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.52565,
    "c": 0.1435,
    "h": 136.1
  },
  "luminance": 0.15571
}

Semantic roles & 50–950 ramp

primary

#407C18

secondary

#833FB1

accent

#3DEAA5

background

#F7FAF5

surface

#EEF3E9

border

#C9CDC5

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #407C18

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

Preview Lab → · Contrast checker → · Palette generator →