#407C1B#407C1B

#407C1B is a mid, vivid yellow-green. Relative luminance 0.156; OKLCH L 52.6% C 0.142 H 136.3°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#407C1B
RGB	rgb(64, 124, 27)
HSL	hsl(97, 64%, 30%)
HSV	hsv(97, 78%, 49%)
CMYK	cmyk(48.4%, 0%, 78.2%, 51.4%)
CIE-LAB	lab(46.42, -36.87, 43.78)
CIE-LCH	lch(46.42, 57.23, 130.10°)
OKLab	oklab(52.59% -0.1026 0.0979)
OKLCH	oklch(52.59% 0.142 136.3)
XYZ	xyz(9.5196, 15.5838, 3.5431)
Luminance	0.1558 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#407C1B #571B7C

analogous

#717C1B #407C1B #1B7C26

triadic

#407C1B #1B407C #7C1B40

tetradic

#407C1B #1B717C #571B7C #7C261B

square

#407C1B #1B717C #571B7C #7C261B

split-complementary

#407C1B #261B7C #7C1B71

monochromatic

#0D1905 #264A10 #407C1B #5AAE26 #77D53D

Accessibility & contrast

On white

5.10

#407C1B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#407C1B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #407C1B

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##407C1B	#FFFFFF	#000000	##FFFFFF
##407C1B	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817105

Deuteranopia (green-blind)

#796C25

Tritanopia (blue-blind)

#3D776A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #407c1b;
/* rgb */ color: rgb(64, 124, 27);
/* oklch */ color: oklch(52.6% 0.142 136.3);

Tailwind

colors: {
  custom: {
    50: '#7ba25f',
    500: '#407c1b',
    950: '#000000',
  },
}

SCSS

$custom: #407c1b;
$custom-light: #7ba25f;
$custom-dark: #000000;

JSON

{
  "hex": "#407c1b",
  "rgb": {
    "r": 64,
    "g": 124,
    "b": 27
  },
  "hsl": {
    "h": 97.113,
    "s": 64.238,
    "l": 29.608
  },
  "oklch": {
    "l": 0.52585,
    "c": 0.14181,
    "h": 136.3
  },
  "luminance": 0.15584
}

Semantic roles & 50–950 ramp

primary

#407C1B

secondary

#8643B0

accent

#41E7A8

background

#F7FAF5

surface

#EEF3EA

border

#C9CDC6

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #407C1B

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

Preview Lab → · Contrast checker → · Palette generator →