#51D38F#51D38F

#51D38F is a light, vivid green. Relative luminance 0.503; OKLCH L 77.8% C 0.151 H 157.0°. Best body text is #000000 at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#51D38F
RGB	rgb(81, 211, 143)
HSL	hsl(149, 60%, 57%)
HSV	hsv(149, 62%, 83%)
CMYK	cmyk(61.6%, 0%, 32.2%, 17.3%)
CIE-LAB	lab(76.26, -51.15, 23.35)
CIE-LCH	lch(76.26, 56.23, 155.46°)
OKLab	oklab(77.76% -0.1392 0.059)
OKLCH	oklch(77.76% 0.151 157)
XYZ	xyz(31.6427, 50.3178, 34.0260)
Luminance	0.5032 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D38F #D35195

analogous

#54D351 #51D38F #51D3D0

triadic

#51D38F #8F51D3 #D38F51

tetradic

#51D38F #5154D3 #D35195 #D3D051

square

#51D38F #5154D3 #D35195 #D3D051

split-complementary

#51D38F #D051D3 #D35154

monochromatic

#228752 #2FB870 #51D38F #82DFAE #B3ECCE

Accessibility & contrast

On white

1.90

#51D38F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.06

#51D38F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D38F

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D38F	#FFFFFF	#000000	##000000
##51D38F	1.00	1.90	11.06	11.06
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.06	21.00	1.00	1.00
##000000	11.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2C38B

Deuteranopia (green-blind)

#C0B793

Tritanopia (blue-blind)

#0ED1C1

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #51d38f;
/* rgb */ color: rgb(81, 211, 143);
/* oklch */ color: oklch(77.8% 0.151 157.0);

Tailwind

colors: {
  custom: {
    50: '#8ee1b0',
    500: '#51d38f',
    950: '#000000',
  },
}

SCSS

$custom: #51d38f;
$custom-light: #8ee1b0;
$custom-dark: #000000;

JSON

{
  "hex": "#51d38f",
  "rgb": {
    "r": 81,
    "g": 211,
    "b": 143
  },
  "hsl": {
    "h": 148.615,
    "s": 59.633,
    "l": 57.255
  },
  "oklch": {
    "l": 0.77764,
    "c": 0.15115,
    "h": 157
  },
  "luminance": 0.50321
}

Semantic roles & 50–950 ramp

primary

#51D38F

secondary

#8E3A66

accent

#4598E3

background

#FCFEFD

surface

#F4FCF7

border

#CED5D0

text

#0D1510

muted

#7F8481

Preview Lab

Preview with #51D38F

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

Preview Lab → · Contrast checker → · Palette generator →