#51D5D2#51D5D2

#51D5D2 is a light, moderate teal. Relative luminance 0.540; OKLCH L 80.1% C 0.114 H 193.0°. Best body text is #000000 at 11.80:1 contrast (WCAG AA passes).

Color values

HEX	#51D5D2
RGB	rgb(81, 213, 210)
HSL	hsl(179, 61%, 58%)
HSV	hsv(179, 62%, 84%)
CMYK	cmyk(62%, 0%, 1.4%, 16.5%)
CIE-LAB	lab(78.45, -36.17, -9.21)
CIE-LCH	lch(78.45, 37.33, 194.29°)
OKLab	oklab(80.08% -0.111 -0.0256)
OKLCH	oklch(80.08% 0.114 193)
XYZ	xyz(38.8153, 53.9868, 69.3351)
Luminance	0.5399 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D5D2 #D55154

analogous

#51D590 #51D5D2 #5196D5

triadic

#51D5D2 #D251D5 #D5D251

tetradic

#51D5D2 #9051D5 #D55154 #96D551

square

#51D5D2 #9051D5 #D55154 #96D551

split-complementary

#51D5D2 #D55196 #D59051

monochromatic

#218A88 #2DBCB8 #51D5D2 #82E1DF #B4EDEB

Accessibility & contrast

On white

1.78

#51D5D2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.80

#51D5D2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D5D2

11.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D5D2	#FFFFFF	#000000	##000000
##51D5D2	1.00	1.78	11.80	11.80
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.80	21.00	1.00	1.00
##000000	11.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9CBD2

Deuteranopia (green-blind)

#B4BCD3

Tritanopia (blue-blind)

#00DBD4

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51d5d2;
/* rgb */ color: rgb(81, 213, 210);
/* oklch */ color: oklch(80.1% 0.114 193.0);

Tailwind

colors: {
  custom: {
    50: '#91e2df',
    500: '#51d5d2',
    950: '#000000',
  },
}

SCSS

$custom: #51d5d2;
$custom-light: #91e2df;
$custom-dark: #000000;

JSON

{
  "hex": "#51d5d2",
  "rgb": {
    "r": 81,
    "g": 213,
    "b": 210
  },
  "hsl": {
    "h": 178.636,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.80076,
    "c": 0.11395,
    "h": 193
  },
  "luminance": 0.53991
}

Semantic roles & 50–950 ramp

primary

#51D5D2

secondary

#903A3C

accent

#4447E4

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51D5D2

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

Preview Lab → · Contrast checker → · Palette generator →