#37E555#37E555

#37E555 is a light, highly saturated green. Relative luminance 0.575; OKLCH L 80.8% C 0.232 H 145.4°. Best body text is #000000 at 12.50:1 contrast (WCAG AA passes).

Color values

HEX	#37E555
RGB	rgb(55, 229, 85)
HSL	hsl(130, 77%, 56%)
HSV	hsv(130, 76%, 90%)
CMYK	cmyk(76%, 0%, 62.9%, 10.2%)
CIE-LAB	lab(80.46, -70.75, 56.45)
CIE-LCH	lch(80.46, 90.51, 141.41°)
OKLab	oklab(80.82% -0.1908 0.1316)
OKLCH	oklch(80.82% 0.232 145.4)
XYZ	xyz(31.2323, 57.5030, 18.0457)
Luminance	0.5751 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37E555 #E537C7

analogous

#70E537 #37E555 #37E5AC

triadic

#37E555 #5537E5 #E55537

tetradic

#37E555 #3770E5 #E537C7 #E5AC37

square

#37E555 #3770E5 #E537C7 #E5AC37

split-complementary

#37E555 #AC37E5 #E53770

monochromatic

#138F28 #1AC537 #37E555 #6DEC83 #A3F3B1

Accessibility & contrast

On white

1.68

#37E555 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.50

#37E555 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37E555

12.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37E555	#FFFFFF	#000000	##000000
##37E555	1.00	1.68	12.50	12.50
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.50	21.00	1.00	1.00
##000000	12.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D044

Deuteranopia (green-blind)

#D5C262

Tritanopia (blue-blind)

#00DFC7

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #37e555;
/* rgb */ color: rgb(55, 229, 85);
/* oklch */ color: oklch(80.8% 0.232 145.4);

Tailwind

colors: {
  custom: {
    50: '#89ef8a',
    500: '#37e555',
    950: '#000000',
  },
}

SCSS

$custom: #37e555;
$custom-light: #89ef8a;
$custom-dark: #000000;

JSON

{
  "hex": "#37e555",
  "rgb": {
    "r": 55,
    "g": 229,
    "b": 85
  },
  "hsl": {
    "h": 130.345,
    "s": 76.991,
    "l": 55.686
  },
  "oklch": {
    "l": 0.80818,
    "c": 0.2318,
    "h": 145.4
  },
  "luminance": 0.57507
}

Semantic roles & 50–950 ramp

primary

#37E555

secondary

#942C82

accent

#34D3F4

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E170C

muted

#7F857F

Preview Lab

Preview with #37E555

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

Preview Lab → · Contrast checker → · Palette generator →