#51BB8F#51BB8F

#51BB8F is a light, moderate teal. Relative luminance 0.393; OKLCH L 71.8% C 0.118 H 163.4°. Best body text is #000000 at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#51BB8F
RGB	rgb(81, 187, 143)
HSL	hsl(155, 44%, 53%)
HSV	hsv(155, 57%, 73%)
CMYK	cmyk(56.7%, 0%, 23.5%, 26.7%)
CIE-LAB	lab(68.95, -41.08, 13.23)
CIE-LCH	lch(68.95, 43.16, 162.15°)
OKLab	oklab(71.78% -0.1135 0.0339)
OKLCH	oklch(71.78% 0.118 163.4)
XYZ	xyz(26.1191, 39.2707, 32.1848)
Luminance	0.3927 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BB8F #BB517D

analogous

#51BB5A #51BB8F #51B2BB

triadic

#51BB8F #8F51BB #BB8F51

tetradic

#51BB8F #5A51BB #BB517D #B2BB51

square

#51BB8F #5A51BB #BB517D #B2BB51

split-complementary

#51BB8F #BB51B2 #BB5A51

monochromatic

#29694E #3A956F #51BB8F #7DCCAB #A9DDC8

Accessibility & contrast

On white

2.37

#51BB8F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.85

#51BB8F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BB8F

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BB8F	#FFFFFF	#000000	##000000
##51BB8F	1.00	2.37	8.85	8.85
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.85	21.00	1.00	1.00
##000000	8.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8AF8D

Deuteranopia (green-blind)

#A9A492

Tritanopia (blue-blind)

#22BBAF

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #51bb8f;
/* rgb */ color: rgb(81, 187, 143);
/* oklch */ color: oklch(71.8% 0.118 163.4);

Tailwind

colors: {
  custom: {
    50: '#8bd0af',
    500: '#51bb8f',
    950: '#000000',
  },
}

SCSS

$custom: #51bb8f;
$custom-light: #8bd0af;
$custom-dark: #000000;

JSON

{
  "hex": "#51bb8f",
  "rgb": {
    "r": 81,
    "g": 187,
    "b": 143
  },
  "hsl": {
    "h": 155.094,
    "s": 43.802,
    "l": 52.549
  },
  "oklch": {
    "l": 0.71778,
    "c": 0.11846,
    "h": 163.4
  },
  "luminance": 0.39273
}

Semantic roles & 50–950 ramp

primary

#51BB8F

secondary

#CB9DB0

accent

#5489D4

background

#F8FCFA

surface

#F0F9F4

border

#CBD2CE

text

#0D1410

muted

#7D827F

Preview Lab

Preview with #51BB8F

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

Preview Lab → · Contrast checker → · Palette generator →