#51CDD9#51CDD9

#51CDD9 is a light, moderate teal. Relative luminance 0.504; OKLCH L 78.4% C 0.109 H 204.1°. Best body text is #000000 at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#51CDD9
RGB	rgb(81, 205, 217)
HSL	hsl(185, 64%, 58%)
HSV	hsv(185, 63%, 85%)
CMYK	cmyk(62.7%, 5.5%, 0%, 14.9%)
CIE-LAB	lab(76.32, -30.44, -16.16)
CIE-LCH	lch(76.32, 34.47, 207.97°)
OKLab	oklab(78.43% -0.0999 -0.0448)
OKLCH	oklch(78.43% 0.109 204.1)
XYZ	xyz(37.7437, 50.4177, 73.3746)
Luminance	0.5042 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CDD9 #D95D51

analogous

#51D9A1 #51CDD9 #5189D9

triadic

#51CDD9 #D951CD #CDD951

tetradic

#51CDD9 #A151D9 #D95D51 #89D951

square

#51CDD9 #A151D9 #D95D51 #89D951

split-complementary

#51CDD9 #D95189 #D9A151

monochromatic

#1F8690 #2AB5C2 #51CDD9 #83DBE4 #B5EAEF

Accessibility & contrast

On white

1.89

#51CDD9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.08

#51CDD9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CDD9

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CDD9	#FFFFFF	#000000	##000000
##51CDD9	1.00	1.89	11.08	11.08
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.08	21.00	1.00	1.00
##000000	11.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEC5DA

Deuteranopia (green-blind)

#A9B6DA

Tritanopia (blue-blind)

#00D5D0

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #51cdd9;
/* rgb */ color: rgb(81, 205, 217);
/* oklch */ color: oklch(78.4% 0.109 204.1);

Tailwind

colors: {
  custom: {
    50: '#91dce4',
    500: '#51cdd9',
    950: '#000000',
  },
}

SCSS

$custom: #51cdd9;
$custom-light: #91dce4;
$custom-dark: #000000;

JSON

{
  "hex": "#51cdd9",
  "rgb": {
    "r": 81,
    "g": 205,
    "b": 217
  },
  "hsl": {
    "h": 185.294,
    "s": 64.151,
    "l": 58.431
  },
  "oklch": {
    "l": 0.78425,
    "c": 0.10949,
    "h": 204.1
  },
  "luminance": 0.50422
}

Semantic roles & 50–950 ramp

primary

#51CDD9

secondary

#954139

accent

#4F41E7

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51CDD9

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

Preview Lab → · Contrast checker → · Palette generator →