#51DCA4#51DCA4

#51DCA4 is a light, vivid teal. Relative luminance 0.556; OKLCH L 80.5% C 0.145 H 163.0°. Best body text is #000000 at 12.12:1 contrast (WCAG AA passes).

Color values

HEX	#51DCA4
RGB	rgb(81, 220, 164)
HSL	hsl(156, 67%, 59%)
HSV	hsv(156, 63%, 86%)
CMYK	cmyk(63.2%, 0%, 25.5%, 13.7%)
CIE-LAB	lab(79.39, -50.47, 16.64)
CIE-LCH	lch(79.39, 53.15, 161.75°)
OKLab	oklab(80.46% -0.1388 0.0425)
OKLCH	oklch(80.46% 0.145 163)
XYZ	xyz(35.6838, 55.6123, 43.9684)
Luminance	0.5562 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DCA4 #DC5189

analogous

#51DC5F #51DCA4 #51CFDC

triadic

#51DCA4 #A451DC #DCA451

tetradic

#51DCA4 #5F51DC #DC5189 #CFDC51

square

#51DCA4 #5F51DC #DC5189 #CFDC51

split-complementary

#51DCA4 #DC51CF #DC5F51

monochromatic

#1E9565 #28C887 #51DCA4 #84E6BF #B7F0D9

Accessibility & contrast

On white

1.73

#51DCA4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.12

#51DCA4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DCA4

12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DCA4	#FFFFFF	#000000	##000000
##51DCA4	1.00	1.73	12.12	12.12
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.12	21.00	1.00	1.00
##000000	12.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8CDA1

Deuteranopia (green-blind)

#C6BFA8

Tritanopia (blue-blind)

#00DCCD

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51dca4;
/* rgb */ color: rgb(81, 220, 164);
/* oklch */ color: oklch(80.5% 0.145 163.0);

Tailwind

colors: {
  custom: {
    50: '#90e8bf',
    500: '#51dca4',
    950: '#000000',
  },
}

SCSS

$custom: #51dca4;
$custom-light: #90e8bf;
$custom-dark: #000000;

JSON

{
  "hex": "#51dca4",
  "rgb": {
    "r": 81,
    "g": 220,
    "b": 164
  },
  "hsl": {
    "h": 155.827,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.80463,
    "c": 0.14518,
    "h": 163
  },
  "luminance": 0.55616
}

Semantic roles & 50–950 ramp

primary

#51DCA4

secondary

#99385F

accent

#3E83E9

background

#FCFEFD

surface

#F5FDF8

border

#CFD5D1

text

#0E1612

muted

#7F8482

Preview Lab

Preview with #51DCA4

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

Preview Lab → · Contrast checker → · Palette generator →