#63A427#63A427

#63A427 is a light, vivid yellow-green. Relative luminance 0.293; OKLCH L 65.1% C 0.167 H 133.5°. Best body text is #000000 at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#63A427
RGB	rgb(99, 164, 39)
HSL	hsl(91, 62%, 40%)
HSV	hsv(91, 76%, 64%)
CMYK	cmyk(39.6%, 0%, 76.2%, 35.7%)
CIE-LAB	lab(61.09, -41.02, 54.37)
CIE-LCH	lch(61.09, 68.11, 127.03°)
OKLab	oklab(65.08% -0.1153 0.1213)
OKLCH	oklch(65.08% 0.167 133.5)
XYZ	xyz(18.7869, 29.3491, 6.5941)
Luminance	0.2935 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A427 #6827A4

analogous

#A1A427 #63A427 #27A42A

triadic

#63A427 #2763A4 #A42763

tetradic

#63A427 #27A1A4 #6827A4 #A42A27

square

#63A427 #27A1A4 #6827A4 #A42A27

split-complementary

#63A427 #2A27A4 #A427A1

monochromatic

#27410F #45731B #63A427 #81D038 #A0DC6A

Accessibility & contrast

On white

3.06

#63A427 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.87

#63A427 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #63A427

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A427	#FFFFFF	#000000	##000000
##63A427	1.00	3.06	6.87	6.87
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.87	21.00	1.00	1.00
##000000	6.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AB970A

Deuteranopia (green-blind)

#A29234

Tritanopia (blue-blind)

#639D8C

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #63a427;
/* rgb */ color: rgb(99, 164, 39);
/* oklch */ color: oklch(65.1% 0.167 133.5);

Tailwind

colors: {
  custom: {
    50: '#95bf6b',
    500: '#63a427',
    950: '#000000',
  },
}

SCSS

$custom: #63a427;
$custom-light: #95bf6b;
$custom-dark: #000000;

JSON

{
  "hex": "#63a427",
  "rgb": {
    "r": 99,
    "g": 164,
    "b": 39
  },
  "hsl": {
    "h": 91.2,
    "s": 61.576,
    "l": 39.804
  },
  "oklch": {
    "l": 0.65081,
    "c": 0.16736,
    "h": 133.5
  },
  "luminance": 0.2935
}

Semantic roles & 50–950 ramp

primary

#63A427

secondary

#9565C2

accent

#43E597

background

#F9FBF6

surface

#F2F7EC

border

#CCD0C7

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #63A427

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

Preview Lab → · Contrast checker → · Palette generator →