#51D5C8#51D5C8

#51D5C8 is a light, moderate teal. Relative luminance 0.535; OKLCH L 79.8% C 0.116 H 186.0°. Best body text is #000000 at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#51D5C8
RGB	rgb(81, 213, 200)
HSL	hsl(174, 61%, 58%)
HSV	hsv(174, 62%, 84%)
CMYK	cmyk(62%, 0%, 6.1%, 16.5%)
CIE-LAB	lab(78.17, -38.84, -4.27)
CIE-LCH	lch(78.17, 39.07, 186.28°)
OKLab	oklab(79.75% -0.1154 -0.0122)
OKLCH	oklch(79.75% 0.116 186)
XYZ	xyz(37.6082, 53.5039, 62.9777)
Luminance	0.5351 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D5C8 #D5515E

analogous

#51D586 #51D5C8 #51A0D5

triadic

#51D5C8 #C851D5 #D5C851

tetradic

#51D5C8 #8651D5 #D5515E #A0D551

square

#51D5C8 #8651D5 #D5515E #A0D551

split-complementary

#51D5C8 #D551A0 #D58651

monochromatic

#218A80 #2DBCAE #51D5C8 #82E1D8 #B4EDE7

Accessibility & contrast

On white

1.79

#51D5C8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.70

#51D5C8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D5C8

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D5C8	#FFFFFF	#000000	##000000
##51D5C8	1.00	1.79	11.70	11.70
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.70	21.00	1.00	1.00
##000000	11.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBCAC8

Deuteranopia (green-blind)

#B7BBC9

Tritanopia (blue-blind)

#00DAD1

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51d5c8;
/* rgb */ color: rgb(81, 213, 200);
/* oklch */ color: oklch(79.8% 0.116 186.0);

Tailwind

colors: {
  custom: {
    50: '#90e2d8',
    500: '#51d5c8',
    950: '#000000',
  },
}

SCSS

$custom: #51d5c8;
$custom-light: #90e2d8;
$custom-dark: #000000;

JSON

{
  "hex": "#51d5c8",
  "rgb": {
    "r": 81,
    "g": 213,
    "b": 200
  },
  "hsl": {
    "h": 174.091,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.79753,
    "c": 0.116,
    "h": 186
  },
  "luminance": 0.53508
}

Semantic roles & 50–950 ramp

primary

#51D5C8

secondary

#903A42

accent

#4453E4

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1514

muted

#7F8483

Preview Lab

Preview with #51D5C8

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

Preview Lab → · Contrast checker → · Palette generator →