#51D9AA#51D9AA

#51D9AA is a light, vivid teal. Relative luminance 0.543; OKLCH L 79.9% C 0.137 H 166.6°. Best body text is #000000 at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#51D9AA
RGB	rgb(81, 217, 170)
HSL	hsl(159, 64%, 58%)
HSV	hsv(159, 63%, 85%)
CMYK	cmyk(62.7%, 0%, 21.7%, 14.9%)
CIE-LAB	lab(78.62, -47.91, 12.39)
CIE-LCH	lch(78.62, 49.49, 165.50°)
OKLab	oklab(79.87% -0.133 0.0317)
OKLCH	oklch(79.87% 0.137 166.6)
XYZ	xyz(35.4582, 54.2736, 46.6296)
Luminance	0.5428 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D9AA #D95180

analogous

#51D966 #51D9AA #51C4D9

triadic

#51D9AA #AA51D9 #D9AA51

tetradic

#51D9AA #6651D9 #D95180 #C4D951

square

#51D9AA #6651D9 #D95180 #C4D951

split-complementary

#51D9AA #D951C4 #D96651

monochromatic

#1F9069 #2AC28E #51D9AA #83E4C3 #B5EFDB

Accessibility & contrast

On white

1.77

#51D9AA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.86

#51D9AA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D9AA

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D9AA	#FFFFFF	#000000	##000000
##51D9AA	1.00	1.77	11.86	11.86
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.86	21.00	1.00	1.00
##000000	11.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4CBA8

Deuteranopia (green-blind)

#C1BDAD

Tritanopia (blue-blind)

#00DACC

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51d9aa;
/* rgb */ color: rgb(81, 217, 170);
/* oklch */ color: oklch(79.9% 0.137 166.6);

Tailwind

colors: {
  custom: {
    50: '#90e5c3',
    500: '#51d9aa',
    950: '#000000',
  },
}

SCSS

$custom: #51d9aa;
$custom-light: #90e5c3;
$custom-dark: #000000;

JSON

{
  "hex": "#51d9aa",
  "rgb": {
    "r": 81,
    "g": 217,
    "b": 170
  },
  "hsl": {
    "h": 159.265,
    "s": 64.151,
    "l": 58.431
  },
  "oklch": {
    "l": 0.79874,
    "c": 0.13672,
    "h": 166.6
  },
  "luminance": 0.54277
}

Semantic roles & 50–950 ramp

primary

#51D9AA

secondary

#953959

accent

#417AE7

background

#FCFEFD

surface

#F5FCF9

border

#CFD5D2

text

#0E1612

muted

#7F8482

Preview Lab

Preview with #51D9AA

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

Preview Lab → · Contrast checker → · Palette generator →