#438B18#438B18

#438B18 is a mid, vivid yellow-green. Relative luminance 0.197; OKLCH L 56.8% C 0.161 H 137.0°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#438B18
RGB	rgb(67, 139, 24)
HSL	hsl(98, 71%, 32%)
HSV	hsv(98, 83%, 55%)
CMYK	cmyk(51.8%, 0%, 82.7%, 45.5%)
CIE-LAB	lab(51.52, -42.24, 49.64)
CIE-LCH	lch(51.52, 65.18, 130.40°)
OKLab	oklab(56.81% -0.1174 0.1097)
OKLCH	oklch(56.81% 0.161 137)
XYZ	xyz(11.7119, 19.7236, 4.0539)
Luminance	0.1972 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#438B18 #60188B

analogous

#7D8B18 #438B18 #188B26

triadic

#438B18 #18438B #8B1843

tetradic

#438B18 #187D8B #60188B #8B2618

square

#438B18 #187D8B #60188B #8B2618

split-complementary

#438B18 #26188B #8B187D

monochromatic

#112306 #2A570F #438B18 #5CBF21 #7BDE3F

Accessibility & contrast

On white

4.25

#438B18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#438B18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438B18

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##438B18	#FFFFFF	#000000	##000000
##438B18	1.00	4.25	4.94	4.94
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.94	21.00	1.00	1.00
##000000	4.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907E00

Deuteranopia (green-blind)

#877926

Tritanopia (blue-blind)

#3F8676

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #438b18;
/* rgb */ color: rgb(67, 139, 24);
/* oklch */ color: oklch(56.8% 0.161 137.0);

Tailwind

colors: {
  custom: {
    50: '#7fad60',
    500: '#438b18',
    950: '#000000',
  },
}

SCSS

$custom: #438b18;
$custom-light: #7fad60;
$custom-dark: #000000;

JSON

{
  "hex": "#438b18",
  "rgb": {
    "r": 67,
    "g": 139,
    "b": 24
  },
  "hsl": {
    "h": 97.565,
    "s": 70.552,
    "l": 31.961
  },
  "oklch": {
    "l": 0.5681,
    "c": 0.16067,
    "h": 137
  },
  "luminance": 0.19724
}

Semantic roles & 50–950 ramp

primary

#438B18

secondary

#8F40BE

accent

#3AEDAA

background

#F8FAF6

surface

#EFF4EB

border

#CACEC6

text

#0B1005

muted

#7C7F7A

Preview Lab

Preview with #438B18

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

Preview Lab → · Contrast checker → · Palette generator →