#409D21#409D21

#409D21 is a mid, vivid green. Relative luminance 0.253; OKLCH L 61.6% C 0.179 H 139.4°. Best body text is #000000 at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#409D21
RGB	rgb(64, 157, 33)
HSL	hsl(105, 65%, 37%)
HSV	hsv(105, 79%, 62%)
CMYK	cmyk(59.2%, 0%, 79%, 38.4%)
CIE-LAB	lab(57.38, -49.46, 52.30)
CIE-LCH	lch(57.38, 71.98, 133.40°)
OKLab	oklab(61.63% -0.1361 0.1166)
OKLCH	oklch(61.63% 0.179 139.4)
XYZ	xyz(14.4452, 25.3125, 5.5631)
Luminance	0.2531 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409D21 #7E219D

analogous

#7E9D21 #409D21 #219D40

triadic

#409D21 #21409D #9D2140

tetradic

#409D21 #217E9D #7E219D #9D4021

square

#409D21 #217E9D #7E219D #9D4021

split-complementary

#409D21 #40219D #9D217E

monochromatic

#17380C #2B6A16 #409D21 #55D02C #7CDD5C

Accessibility & contrast

On white

3.46

#409D21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.06

#409D21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #409D21

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409D21	#FFFFFF	#000000	##000000
##409D21	1.00	3.46	6.06	6.06
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.06	21.00	1.00	1.00
##000000	6.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A28E00

Deuteranopia (green-blind)

#96872F

Tritanopia (blue-blind)

#359886

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #409d21;
/* rgb */ color: rgb(64, 157, 33);
/* oklch */ color: oklch(61.6% 0.179 139.4);

Tailwind

colors: {
  custom: {
    50: '#80bb67',
    500: '#409d21',
    950: '#000000',
  },
}

SCSS

$custom: #409d21;
$custom-light: #80bb67;
$custom-dark: #000000;

JSON

{
  "hex": "#409d21",
  "rgb": {
    "r": 64,
    "g": 157,
    "b": 33
  },
  "hsl": {
    "h": 105,
    "s": 65.263,
    "l": 37.255
  },
  "oklch": {
    "l": 0.61625,
    "c": 0.17924,
    "h": 139.4
  },
  "luminance": 0.25314
}

Semantic roles & 50–950 ramp

primary

#409D21

secondary

#A759C1

accent

#40E8BE

background

#F8FBF6

surface

#EFF6EB

border

#CAD0C6

text

#0B1206

muted

#7C817A

Preview Lab

Preview with #409D21

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

Preview Lab → · Contrast checker → · Palette generator →