#407D1B#407D1B

#407D1B is a mid, vivid yellow-green. Relative luminance 0.158; OKLCH L 52.9% C 0.143 H 136.5°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#407D1B
RGB	rgb(64, 125, 27)
HSL	hsl(97, 64%, 30%)
HSV	hsv(97, 78%, 49%)
CMYK	cmyk(48.8%, 0%, 78.4%, 51%)
CIE-LAB	lab(46.76, -37.29, 44.10)
CIE-LCH	lch(46.76, 57.75, 130.22°)
OKLab	oklab(52.86% -0.1037 0.0986)
OKLCH	oklch(52.86% 0.143 136.5)
XYZ	xyz(9.6455, 15.8357, 3.5850)
Luminance	0.1584 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407D1B #581B7D

analogous

#717D1B #407D1B #1B7D27

triadic

#407D1B #1B407D #7D1B40

tetradic

#407D1B #1B717D #581B7D #7D271B

square

#407D1B #1B717D #581B7D #7D271B

split-complementary

#407D1B #271B7D #7D1B71

monochromatic

#0D1905 #264B10 #407D1B #5AAF26 #77D53D

Accessibility & contrast

On white

5.04

#407D1B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#407D1B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #407D1B

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407D1B	#FFFFFF	#000000	##FFFFFF
##407D1B	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827205

Deuteranopia (green-blind)

#796D25

Tritanopia (blue-blind)

#3D786A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #407d1b;
/* rgb */ color: rgb(64, 125, 27);
/* oklch */ color: oklch(52.9% 0.143 136.5);

Tailwind

colors: {
  custom: {
    50: '#7ba35f',
    500: '#407d1b',
    950: '#000000',
  },
}

SCSS

$custom: #407d1b;
$custom-light: #7ba35f;
$custom-dark: #000000;

JSON

{
  "hex": "#407d1b",
  "rgb": {
    "r": 64,
    "g": 125,
    "b": 27
  },
  "hsl": {
    "h": 97.347,
    "s": 64.474,
    "l": 29.804
  },
  "oklch": {
    "l": 0.5286,
    "c": 0.1431,
    "h": 136.5
  },
  "luminance": 0.15836
}

Semantic roles & 50–950 ramp

primary

#407D1B

secondary

#8743B1

accent

#40E7A8

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #407D1B

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

Preview Lab → · Contrast checker → · Palette generator →