#438A1F#438A1F

#438A1F is a mid, vivid yellow-green. Relative luminance 0.195; OKLCH L 56.6% C 0.156 H 137.5°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#438A1F
RGB	rgb(67, 138, 31)
HSL	hsl(100, 63%, 33%)
HSV	hsv(100, 78%, 54%)
CMYK	cmyk(51.4%, 0%, 77.5%, 45.9%)
CIE-LAB	lab(51.23, -41.42, 47.08)
CIE-LCH	lch(51.23, 62.70, 131.34°)
OKLab	oklab(56.58% -0.1148 0.1054)
OKLCH	oklch(56.58% 0.156 137.5)
XYZ	xyz(11.6502, 19.4683, 4.4399)
Luminance	0.1947 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#438A1F #661F8A

analogous

#788A1F #438A1F #1F8A30

triadic

#438A1F #1F438A #8A1F43

tetradic

#438A1F #1F788A #661F8A #8A301F

square

#438A1F #1F788A #661F8A #8A301F

split-complementary

#438A1F #301F8A #8A1F78

monochromatic

#122609 #2B5814 #438A1F #5BBC2A #7BD74C

Accessibility & contrast

On white

4.29

#438A1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#438A1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438A1F

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##438A1F	#FFFFFF	#000000	##000000
##438A1F	1.00	4.29	4.89	4.89
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7E06

Deuteranopia (green-blind)

#85782A

Tritanopia (blue-blind)

#3E8576

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #438a1f;
/* rgb */ color: rgb(67, 138, 31);
/* oklch */ color: oklch(56.6% 0.156 137.5);

Tailwind

colors: {
  custom: {
    50: '#7fad63',
    500: '#438a1f',
    950: '#000000',
  },
}

SCSS

$custom: #438a1f;
$custom-light: #7fad63;
$custom-dark: #000000;

JSON

{
  "hex": "#438a1f",
  "rgb": {
    "r": 67,
    "g": 138,
    "b": 31
  },
  "hsl": {
    "h": 99.813,
    "s": 63.314,
    "l": 33.137
  },
  "oklch": {
    "l": 0.56581,
    "c": 0.15582,
    "h": 137.5
  },
  "luminance": 0.19469
}

Semantic roles & 50–950 ramp

primary

#438A1F

secondary

#944BBA

accent

#41E6AF

background

#F8FAF6

surface

#EFF4EB

border

#CACEC6

text

#0B1006

muted

#7C7F7A

Preview Lab

Preview with #438A1F

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

Preview Lab → · Contrast checker → · Palette generator →