#51C5AA#51C5AA

#51C5AA is a light, moderate teal. Relative luminance 0.446; OKLCH L 75.0% C 0.112 H 175.2°. Best body text is #000000 at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#51C5AA
RGB	rgb(81, 197, 170)
HSL	hsl(166, 50%, 55%)
HSV	hsv(166, 59%, 77%)
CMYK	cmyk(58.9%, 0%, 13.7%, 22.7%)
CIE-LAB	lab(72.62, -39.23, 3.79)
CIE-LCH	lch(72.62, 39.41, 174.48°)
OKLab	oklab(74.98% -0.1119 0.0095)
OKLCH	oklch(74.98% 0.112 175.2)
XYZ	xyz(30.6119, 44.5810, 45.0142)
Luminance	0.4458 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C5AA #C5516C

analogous

#51C570 #51C5AA #51A6C5

triadic

#51C5AA #AA51C5 #C5AA51

tetradic

#51C5AA #7051C5 #C5516C #A6C551

square

#51C5AA #7051C5 #C5516C #A6C551

split-complementary

#51C5AA #C551A6 #C57051

monochromatic

#277563 #36A389 #51C5AA #7FD4C0 #ADE4D7

Accessibility & contrast

On white

2.12

#51C5AA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.92

#51C5AA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C5AA

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C5AA	#FFFFFF	#000000	##000000
##51C5AA	1.00	2.12	9.92	9.92
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.92	21.00	1.00	1.00
##000000	9.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEBAA9

Deuteranopia (green-blind)

#ADADAC

Tritanopia (blue-blind)

#00C7BD

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #51c5aa;
/* rgb */ color: rgb(81, 197, 170);
/* oklch */ color: oklch(75.0% 0.112 175.2);

Tailwind

colors: {
  custom: {
    50: '#8dd7c3',
    500: '#51c5aa',
    950: '#000000',
  },
}

SCSS

$custom: #51c5aa;
$custom-light: #8dd7c3;
$custom-dark: #000000;

JSON

{
  "hex": "#51c5aa",
  "rgb": {
    "r": 81,
    "g": 197,
    "b": 170
  },
  "hsl": {
    "h": 166.034,
    "s": 50,
    "l": 54.51
  },
  "oklch": {
    "l": 0.74976,
    "c": 0.11233,
    "h": 175.2
  },
  "luminance": 0.44584
}

Semantic roles & 50–950 ramp

primary

#51C5AA

secondary

#D1A0AC

accent

#4E6FDA

background

#F9FDFB

surface

#F1FAF7

border

#CBD3D0

text

#0D1412

muted

#7E8381

Preview Lab

Preview with #51C5AA

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

Preview Lab → · Contrast checker → · Palette generator →