#63E589#63E589

#63E589 is a very light, vivid green. Relative luminance 0.605; OKLCH L 82.7% C 0.173 H 150.5°. Best body text is #000000 at 13.10:1 contrast (WCAG AA passes).

Color values

HEX	#63E589
RGB	rgb(99, 229, 137)
HSL	hsl(138, 71%, 64%)
HSV	hsv(138, 57%, 90%)
CMYK	cmyk(56.8%, 0%, 40.2%, 10.2%)
CIE-LAB	lab(82.11, -55.57, 34.33)
CIE-LCH	lch(82.11, 65.32, 148.30°)
OKLab	oklab(82.67% -0.1504 0.0851)
OKLCH	oklch(82.67% 0.173 150.5)
XYZ	xyz(37.6775, 60.4940, 33.3530)
Luminance	0.6050 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E589 #E563BF

analogous

#7EE563 #63E589 #63E5CA

triadic

#63E589 #8963E5 #E58963

tetradic

#63E589 #637EE5 #E563BF #E5CA63

square

#63E589 #637EE5 #E563BF #E5CA63

split-complementary

#63E589 #CA63E5 #E5637E

monochromatic

#1DB048 #2FDC61 #63E589 #97EEB1 #CCF6D8

Accessibility & contrast

On white

1.60

#63E589 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.10

#63E589 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E589

13.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E589	#FFFFFF	#000000	##000000
##63E589	1.00	1.60	13.10	13.10
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.10	21.00	1.00	1.00
##000000	13.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6D482

Deuteranopia (green-blind)

#D5C78F

Tritanopia (blue-blind)

#40E1CE

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #63e589;
/* rgb */ color: rgb(99, 229, 137);
/* oklch */ color: oklch(82.7% 0.173 150.5);

Tailwind

colors: {
  custom: {
    50: '#9aeeac',
    500: '#63e589',
    950: '#000000',
  },
}

SCSS

$custom: #63e589;
$custom-light: #9aeeac;
$custom-dark: #000000;

JSON

{
  "hex": "#63e589",
  "rgb": {
    "r": 99,
    "g": 229,
    "b": 137
  },
  "hsl": {
    "h": 137.538,
    "s": 71.429,
    "l": 64.314
  },
  "oklch": {
    "l": 0.82669,
    "c": 0.17286,
    "h": 150.5
  },
  "luminance": 0.60497
}

Semantic roles & 50–950 ramp

primary

#63E589

secondary

#B13B8F

accent

#129BD3

background

#FCFFFD

surface

#F5FEF7

border

#CFD6D0

text

#0F1610

muted

#808581

Preview Lab

Preview with #63E589

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

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