#51D599#51D599

#51D599 is a light, vivid teal. Relative luminance 0.516; OKLCH L 78.5% C 0.145 H 160.3°. Best body text is #000000 at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#51D599
RGB	rgb(81, 213, 153)
HSL	hsl(153, 61%, 58%)
HSV	hsv(153, 62%, 84%)
CMYK	cmyk(62%, 0%, 28.2%, 16.5%)
CIE-LAB	lab(77.06, -49.94, 19.19)
CIE-LCH	lch(77.06, 53.50, 158.98°)
OKLab	oklab(78.48% -0.1366 0.0488)
OKLCH	oklch(78.48% 0.145 160.3)
XYZ	xyz(32.9342, 51.6344, 38.3616)
Luminance	0.5164 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D599 #D5518D

analogous

#51D557 #51D599 #51CFD5

triadic

#51D599 #9951D5 #D59951

tetradic

#51D599 #5751D5 #D5518D #CFD551

square

#51D599 #5751D5 #D5518D #CFD551

split-complementary

#51D599 #D551CF #D55751

monochromatic

#218A5B #2DBC7B #51D599 #82E1B6 #B4EDD3

Accessibility & contrast

On white

1.85

#51D599 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.33

#51D599 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D599

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D599	#FFFFFF	#000000	##000000
##51D599	1.00	1.85	11.33	11.33
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.33	21.00	1.00	1.00
##000000	11.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2C696

Deuteranopia (green-blind)

#C1B99D

Tritanopia (blue-blind)

#00D4C5

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #51d599;
/* rgb */ color: rgb(81, 213, 153);
/* oklch */ color: oklch(78.5% 0.145 160.3);

Tailwind

colors: {
  custom: {
    50: '#8fe3b7',
    500: '#51d599',
    950: '#000000',
  },
}

SCSS

$custom: #51d599;
$custom-light: #8fe3b7;
$custom-dark: #000000;

JSON

{
  "hex": "#51d599",
  "rgb": {
    "r": 81,
    "g": 213,
    "b": 153
  },
  "hsl": {
    "h": 152.727,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.78481,
    "c": 0.14511,
    "h": 160.3
  },
  "luminance": 0.51638
}

Semantic roles & 50–950 ramp

primary

#51D599

secondary

#903A61

accent

#448DE4

background

#FCFEFD

surface

#F5FCF8

border

#CFD5D1

text

#0D1511

muted

#7F8481

Preview Lab

Preview with #51D599

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

Preview Lab → · Contrast checker → · Palette generator →