#438F18#438F18

#438F18 is a mid, vivid yellow-green. Relative luminance 0.209; OKLCH L 57.9% C 0.166 H 137.3°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#438F18
RGB	rgb(67, 143, 24)
HSL	hsl(98, 71%, 33%)
HSV	hsv(98, 83%, 56%)
CMYK	cmyk(53.1%, 0%, 83.2%, 43.9%)
CIE-LAB	lab(52.84, -43.82, 50.85)
CIE-LCH	lch(52.84, 67.13, 130.75°)
OKLab	oklab(57.9% -0.1217 0.1122)
OKLCH	oklch(57.9% 0.166 137.3)
XYZ	xyz(12.3017, 20.9032, 4.2505)
Luminance	0.2090 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#438F18 #64188F

analogous

#7E8F18 #438F18 #188F28

triadic

#438F18 #18438F #8F1843

tetradic

#438F18 #187E8F #64188F #8F2818

square

#438F18 #187E8F #64188F #8F2818

split-complementary

#438F18 #28188F #8F187E

monochromatic

#122606 #2A5B0F #438F18 #5CC321 #7BDF42

Accessibility & contrast

On white

4.05

#438F18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#438F18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438F18

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##438F18	#FFFFFF	#000000	##000000
##438F18	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#948200

Deuteranopia (green-blind)

#8A7C27

Tritanopia (blue-blind)

#3E8A7A

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #438f18;
/* rgb */ color: rgb(67, 143, 24);
/* oklch */ color: oklch(57.9% 0.166 137.3);

Tailwind

colors: {
  custom: {
    50: '#80b061',
    500: '#438f18',
    950: '#000000',
  },
}

SCSS

$custom: #438f18;
$custom-light: #80b061;
$custom-dark: #000000;

JSON

{
  "hex": "#438f18",
  "rgb": {
    "r": 67,
    "g": 143,
    "b": 24
  },
  "hsl": {
    "h": 98.319,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.57898,
    "c": 0.16551,
    "h": 137.3
  },
  "luminance": 0.20904
}

Semantic roles & 50–950 ramp

primary

#438F18

secondary

#9343C0

accent

#3AEEAD

background

#F8FAF6

surface

#EFF5EB

border

#CACFC6

text

#0B1105

muted

#7C807A

Preview Lab

Preview with #438F18

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

Preview Lab → · Contrast checker → · Palette generator →