#51CBD5#51CBD5

#51CBD5 is a light, moderate teal. Relative luminance 0.493; OKLCH L 77.8% C 0.108 H 202.8°. Best body text is #000000 at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#51CBD5
RGB	rgb(81, 203, 213)
HSL	hsl(185, 61%, 58%)
HSV	hsv(185, 62%, 84%)
CMYK	cmyk(62%, 4.7%, 0%, 16.5%)
CIE-LAB	lab(75.61, -30.61, -15.08)
CIE-LCH	lch(75.61, 34.12, 206.22°)
OKLab	oklab(77.81% -0.0995 -0.0418)
OKLCH	oklch(77.81% 0.108 202.8)
XYZ	xyz(36.7544, 49.2614, 70.5093)
Luminance	0.4926 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CBD5 #D55B51

analogous

#51D59D #51CBD5 #5189D5

triadic

#51CBD5 #D551CB #CBD551

tetradic

#51CBD5 #9D51D5 #D55B51 #89D551

square

#51CBD5 #9D51D5 #D55B51 #89D551

split-complementary

#51CBD5 #D55189 #D59D51

monochromatic

#21828A #2DB1BC #51CBD5 #82DAE1 #B4E8ED

Accessibility & contrast

On white

1.93

#51CBD5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.85

#51CBD5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CBD5

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CBD5	#FFFFFF	#000000	##000000
##51CBD5	1.00	1.93	10.85	10.85
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.85	21.00	1.00	1.00
##000000	10.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCC3D6

Deuteranopia (green-blind)

#A8B4D6

Tritanopia (blue-blind)

#00D2CE

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #51cbd5;
/* rgb */ color: rgb(81, 203, 213);
/* oklch */ color: oklch(77.8% 0.108 202.8);

Tailwind

colors: {
  custom: {
    50: '#90dbe1',
    500: '#51cbd5',
    950: '#000000',
  },
}

SCSS

$custom: #51cbd5;
$custom-light: #90dbe1;
$custom-dark: #000000;

JSON

{
  "hex": "#51cbd5",
  "rgb": {
    "r": 81,
    "g": 203,
    "b": 213
  },
  "hsl": {
    "h": 184.545,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.77809,
    "c": 0.10791,
    "h": 202.8
  },
  "luminance": 0.49265
}

Semantic roles & 50–950 ramp

primary

#51CBD5

secondary

#DBAAA6

accent

#5044E4

background

#F9FDFD

surface

#F2FBFB

border

#CCD4D4

text

#0E1515

muted

#7E8383

Preview Lab

Preview with #51CBD5

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

Preview Lab → · Contrast checker → · Palette generator →