#51F297#51F297

#51F297 is a very light, vivid green. Relative luminance 0.675; OKLCH L 85.6% C 0.185 H 154.4°. Best body text is #000000 at 14.50:1 contrast (WCAG AA passes).

Color values

HEX	#51F297
RGB	rgb(81, 242, 151)
HSL	hsl(146, 86%, 63%)
HSV	hsv(146, 67%, 95%)
CMYK	cmyk(66.5%, 0%, 37.6%, 5.1%)
CIE-LAB	lab(85.75, -61.61, 32.01)
CIE-LCH	lch(85.75, 69.43, 152.55°)
OKLab	oklab(85.6% -0.1666 0.08)
OKLCH	oklch(85.6% 0.185 154.4)
XYZ	xyz(40.7278, 67.4835, 40.1514)
Luminance	0.6749 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51F297 #F251AC

analogous

#5BF251 #51F297 #51F2E7

triadic

#51F297 #9751F2 #F29751

tetradic

#51F297 #515BF2 #F251AC #F2E751

square

#51F297 #515BF2 #F251AC #F2E751

split-complementary

#51F297 #E751F2 #F2515B

monochromatic

#0EBB59 #18EE75 #51F297 #8AF6B9 #C3FBDB

Accessibility & contrast

On white

1.45

#51F297 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.50

#51F297 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F297

14.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51F297	#FFFFFF	#000000	##000000
##51F297	1.00	1.45	14.50	14.50
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.50	21.00	1.00	1.00
##000000	14.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1DF91

Deuteranopia (green-blind)

#DDD19D

Tritanopia (blue-blind)

#00EFDB

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #51f297;
/* rgb */ color: rgb(81, 242, 151);
/* oklch */ color: oklch(85.6% 0.185 154.4);

Tailwind

colors: {
  custom: {
    50: '#93f7b6',
    500: '#51f297',
    950: '#000000',
  },
}

SCSS

$custom: #51f297;
$custom-light: #93f7b6;
$custom-dark: #000000;

JSON

{
  "hex": "#51f297",
  "rgb": {
    "r": 81,
    "g": 242,
    "b": 151
  },
  "hsl": {
    "h": 146.087,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.85601,
    "c": 0.18476,
    "h": 154.4
  },
  "luminance": 0.67488
}

Semantic roles & 50–950 ramp

primary

#51F297

secondary

#B92E7D

accent

#0381E3

background

#FCFFFD

surface

#F5FFF8

border

#CFD7D1

text

#0F1711

muted

#808581

Preview Lab

Preview with #51F297

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

Preview Lab → · Contrast checker → · Palette generator →