#51BE91#51BE91

#51BE91 is a light, vivid teal. Relative luminance 0.406; OKLCH L 72.6% C 0.121 H 163.4°. Best body text is #000000 at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#51BE91
RGB	rgb(81, 190, 145)
HSL	hsl(155, 46%, 53%)
HSV	hsv(155, 57%, 75%)
CMYK	cmyk(57.4%, 0%, 23.7%, 25.5%)
CIE-LAB	lab(69.91, -41.95, 13.50)
CIE-LCH	lch(69.91, 44.07, 162.17°)
OKLab	oklab(72.58% -0.1159 0.0345)
OKLCH	oklch(72.58% 0.121 163.4)
XYZ	xyz(26.9151, 40.6180, 33.2042)
Luminance	0.4062 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BE91 #BE517E

analogous

#51BE5A #51BE91 #51B5BE

triadic

#51BE91 #9151BE #BE9151

tetradic

#51BE91 #5A51BE #BE517E #B5BE51

square

#51BE91 #5A51BE #BE517E #B5BE51

split-complementary

#51BE91 #BE51B5 #BE5A51

monochromatic

#286C50 #399971 #51BE91 #7ECFAD #AADFC9

Accessibility & contrast

On white

2.30

#51BE91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.12

#51BE91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BE91

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BE91	#FFFFFF	#000000	##000000
##51BE91	1.00	2.30	9.12	9.12
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.12	21.00	1.00	1.00
##000000	9.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBB18F

Deuteranopia (green-blind)

#ABA694

Tritanopia (blue-blind)

#1EBEB2

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #51be91;
/* rgb */ color: rgb(81, 190, 145);
/* oklch */ color: oklch(72.6% 0.121 163.4);

Tailwind

colors: {
  custom: {
    50: '#8bd2b1',
    500: '#51be91',
    950: '#000000',
  },
}

SCSS

$custom: #51be91;
$custom-light: #8bd2b1;
$custom-dark: #000000;

JSON

{
  "hex": "#51be91",
  "rgb": {
    "r": 81,
    "g": 190,
    "b": 145
  },
  "hsl": {
    "h": 155.229,
    "s": 45.607,
    "l": 53.137
  },
  "oklch": {
    "l": 0.72576,
    "c": 0.12092,
    "h": 163.4
  },
  "luminance": 0.40621
}

Semantic roles & 50–950 ramp

primary

#51BE91

secondary

#CD9EB1

accent

#5389D5

background

#F9FDFA

surface

#F1FAF5

border

#CBD3CF

text

#0D1410

muted

#7E837F

Preview Lab

Preview with #51BE91

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

Preview Lab → · Contrast checker → · Palette generator →