#51E195#51E195

#51E195 is a light, vivid green. Relative luminance 0.578; OKLCH L 81.4% C 0.164 H 156.4°. Best body text is #000000 at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#51E195
RGB	rgb(81, 225, 149)
HSL	hsl(148, 71%, 60%)
HSV	hsv(148, 64%, 88%)
CMYK	cmyk(64%, 0%, 33.8%, 11.8%)
CIE-LAB	lab(80.61, -55.52, 26.13)
CIE-LCH	lch(80.61, 61.37, 154.80°)
OKLab	oklab(81.36% -0.1507 0.0658)
OKLCH	oklch(81.36% 0.164 156.4)
XYZ	xyz(35.7402, 57.7659, 37.6944)
Luminance	0.5777 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E195 #E1519D

analogous

#55E151 #51E195 #51E1DD

triadic

#51E195 #9551E1 #E19551

tetradic

#51E195 #5155E1 #E1519D #E1DD51

square

#51E195 #5155E1 #E1519D #E1DD51

split-complementary

#51E195 #DD51E1 #E15155

monochromatic

#1B9D58 #24D176 #51E195 #85EAB5 #B9F3D5

Accessibility & contrast

On white

1.67

#51E195 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.55

#51E195 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E195

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E195	#FFFFFF	#000000	##000000
##51E195	1.00	1.67	12.55	12.55
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.55	21.00	1.00	1.00
##000000	12.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0D090

Deuteranopia (green-blind)

#CDC39A

Tritanopia (blue-blind)

#00DFCD

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #51e195;
/* rgb */ color: rgb(81, 225, 149);
/* oklch */ color: oklch(81.4% 0.164 156.4);

Tailwind

colors: {
  custom: {
    50: '#90ebb4',
    500: '#51e195',
    950: '#000000',
  },
}

SCSS

$custom: #51e195;
$custom-light: #90ebb4;
$custom-dark: #000000;

JSON

{
  "hex": "#51e195",
  "rgb": {
    "r": 81,
    "g": 225,
    "b": 149
  },
  "hsl": {
    "h": 148.333,
    "s": 70.588,
    "l": 60
  },
  "oklch": {
    "l": 0.81365,
    "c": 0.16445,
    "h": 156.4
  },
  "luminance": 0.5777
}

Semantic roles & 50–950 ramp

primary

#51E195

secondary

#A0366E

accent

#3A99ED

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0E1611

muted

#7F8581

Preview Lab

Preview with #51E195

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

Preview Lab → · Contrast checker → · Palette generator →