#51E592#51E592

#51E592 is a very light, vivid green. Relative luminance 0.599; OKLCH L 82.3% C 0.172 H 154.9°. Best body text is #000000 at 12.97:1 contrast (WCAG AA passes).

Color values

HEX	#51E592
RGB	rgb(81, 229, 146)
HSL	hsl(146, 74%, 61%)
HSV	hsv(146, 65%, 90%)
CMYK	cmyk(64.6%, 0%, 36.2%, 10.2%)
CIE-LAB	lab(81.76, -57.63, 29.22)
CIE-LCH	lch(81.76, 64.62, 153.11°)
OKLab	oklab(82.3% -0.156 0.0732)
OKLCH	oklch(82.3% 0.172 154.9)
XYZ	xyz(36.5978, 59.8594, 36.8138)
Luminance	0.5986 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E592 #E551A4

analogous

#5AE551 #51E592 #51E5DC

triadic

#51E592 #9251E5 #E59251

tetradic

#51E592 #515AE5 #E551A4 #E5DC51

square

#51E592 #515AE5 #E551A4 #E5DC51

split-complementary

#51E592 #DC51E5 #E5515A

monochromatic

#18A355 #20D871 #51E592 #86EDB3 #BBF5D5

Accessibility & contrast

On white

1.62

#51E592 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.97

#51E592 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E592

12.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E592	#FFFFFF	#000000	##000000
##51E592	1.00	1.62	12.97	12.97
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.97	21.00	1.00	1.00
##000000	12.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4D38D

Deuteranopia (green-blind)

#D1C697

Tritanopia (blue-blind)

#00E3D0

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #51e592;
/* rgb */ color: rgb(81, 229, 146);
/* oklch */ color: oklch(82.3% 0.172 154.9);

Tailwind

colors: {
  custom: {
    50: '#91eeb2',
    500: '#51e592',
    950: '#000000',
  },
}

SCSS

$custom: #51e592;
$custom-light: #91eeb2;
$custom-dark: #000000;

JSON

{
  "hex": "#51e592",
  "rgb": {
    "r": 81,
    "g": 229,
    "b": 146
  },
  "hsl": {
    "h": 146.351,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.82295,
    "c": 0.17237,
    "h": 154.9
  },
  "luminance": 0.59863
}

Semantic roles & 50–950 ramp

primary

#51E592

secondary

#A63574

accent

#0F7FD6

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0E1611

muted

#7F8581

Preview Lab

Preview with #51E592

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

Preview Lab → · Contrast checker → · Palette generator →