#63AA38#63AA38

#63AA38 is a light, vivid yellow-green. Relative luminance 0.317; OKLCH L 66.8% C 0.164 H 135.8°. Best body text is #000000 at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#63AA38
RGB	rgb(99, 170, 56)
HSL	hsl(97, 50%, 44%)
HSV	hsv(97, 67%, 67%)
CMYK	cmyk(41.8%, 0%, 67.1%, 33.3%)
CIE-LAB	lab(63.08, -42.33, 49.91)
CIE-LCH	lch(63.08, 65.44, 130.30°)
OKLab	oklab(66.75% -0.1176 0.1144)
OKLCH	oklch(66.75% 0.164 135.8)
XYZ	xyz(20.2336, 31.6865, 8.7906)
Luminance	0.3169 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AA38 #7F38AA

analogous

#9CAA38 #63AA38 #38AA46

triadic

#63AA38 #3863AA #AA3863

tetradic

#63AA38 #389CAA #7F38AA #AA4638

square

#63AA38 #389CAA #7F38AA #AA4638

split-complementary

#63AA38 #4638AA #AA389C

monochromatic

#2D4E1A #487C29 #63AA38 #82C857 #A4D785

Accessibility & contrast

On white

2.86

#63AA38 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.34

#63AA38 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AA38

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AA38	#FFFFFF	#000000	##000000
##63AA38	1.00	2.86	7.34	7.34
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.34	21.00	1.00	1.00
##000000	7.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09C29

Deuteranopia (green-blind)

#A69642

Tritanopia (blue-blind)

#61A493

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #63aa38;
/* rgb */ color: rgb(99, 170, 56);
/* oklch */ color: oklch(66.8% 0.164 135.8);

Tailwind

colors: {
  custom: {
    50: '#95c474',
    500: '#63aa38',
    950: '#000000',
  },
}

SCSS

$custom: #63aa38;
$custom-light: #95c474;
$custom-dark: #000000;

JSON

{
  "hex": "#63aa38",
  "rgb": {
    "r": 99,
    "g": 170,
    "b": 56
  },
  "hsl": {
    "h": 97.368,
    "s": 50.442,
    "l": 44.314
  },
  "oklch": {
    "l": 0.66751,
    "c": 0.16403,
    "h": 135.8
  },
  "luminance": 0.31688
}

Semantic roles & 50–950 ramp

primary

#63AA38

secondary

#A77DC1

accent

#4EDAA5

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1209

muted

#7E817B

Preview Lab

Preview with #63AA38

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

Preview Lab → · Contrast checker → · Palette generator →