#3F8F16#3F8F16

#3F8F16 is a mid, vivid yellow-green. Relative luminance 0.208; OKLCH L 57.7% C 0.168 H 137.9°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#3F8F16
RGB	rgb(63, 143, 22)
HSL	hsl(100, 73%, 32%)
HSV	hsv(100, 85%, 56%)
CMYK	cmyk(55.9%, 0%, 84.6%, 43.9%)
CIE-LAB	lab(52.68, -45.10, 51.21)
CIE-LCH	lch(52.68, 68.24, 131.37°)
OKLab	oklab(57.72% -0.1249 0.1127)
OKLCH	oklch(57.72% 0.168 137.9)
XYZ	xyz(12.0168, 20.7586, 4.1325)
Luminance	0.2076 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8F16 #66168F

analogous

#7C8F16 #3F8F16 #168F29

triadic

#3F8F16 #163F8F #8F163F

tetradic

#3F8F16 #167C8F #66168F #8F2916

square

#3F8F16 #167C8F #66168F #8F2916

split-complementary

#3F8F16 #29168F #8F167C

monochromatic

#102506 #285A0E #3F8F16 #56C41E #75E13E

Accessibility & contrast

On white

4.08

#3F8F16 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#3F8F16 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8F16

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8F16	#FFFFFF	#000000	##000000
##3F8F16	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#948200

Deuteranopia (green-blind)

#8A7B26

Tritanopia (blue-blind)

#388A79

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3f8f16;
/* rgb */ color: rgb(63, 143, 22);
/* oklch */ color: oklch(57.7% 0.168 137.9);

Tailwind

colors: {
  custom: {
    50: '#7eb060',
    500: '#3f8f16',
    950: '#000000',
  },
}

SCSS

$custom: #3f8f16;
$custom-light: #7eb060;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8f16",
  "rgb": {
    "r": 63,
    "g": 143,
    "b": 22
  },
  "hsl": {
    "h": 99.669,
    "s": 73.333,
    "l": 32.353
  },
  "oklch": {
    "l": 0.57722,
    "c": 0.16828,
    "h": 137.9
  },
  "luminance": 0.2076
}

Semantic roles & 50–950 ramp

primary

#3F8F16

secondary

#953FC1

accent

#38F0B2

background

#F8FAF6

surface

#EFF5EB

border

#CACFC6

text

#0B1105

muted

#7C807A

Preview Lab

Preview with #3F8F16

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

Preview Lab → · Contrast checker → · Palette generator →