#40FFB9#40FFB9

#40FFB9 is a very light, vivid teal. Relative luminance 0.761; OKLCH L 89.1% C 0.178 H 163.0°. Best body text is #000000 at 16.22:1 contrast (WCAG AA passes).

Color values

HEX	#40FFB9
RGB	rgb(64, 255, 185)
HSL	hsl(158, 100%, 63%)
HSV	hsv(158, 75%, 100%)
CMYK	cmyk(74.9%, 0%, 27.5%, 0%)
CIE-LAB	lab(89.91, -62.17, 20.36)
CIE-LCH	lch(89.91, 65.42, 161.86°)
OKLab	oklab(89.14% -0.1701 0.0519)
OKLCH	oklch(89.14% 0.178 163)
XYZ	xyz(46.6262, 76.1072, 58.1223)
Luminance	0.7611 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40FFB9 #FF4086

analogous

#40FF59 #40FFB9 #40E6FF

triadic

#40FFB9 #B940FF #FFB940

tetradic

#40FFB9 #5940FF #FF4086 #E6FF40

square

#40FFB9 #5940FF #FF4086 #E6FF40

split-complementary

#40FFB9 #FF40E6 #FF5940

monochromatic

#00C57D #03FFA3 #40FFB9 #7DFFCF #BAFFE6

Accessibility & contrast

On white

1.29

#40FFB9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.22

#40FFB9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40FFB9

16.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40FFB9	#FFFFFF	#000000	##000000
##40FFB9	1.00	1.29	16.22	16.22
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.22	21.00	1.00	1.00
##000000	16.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBECB5

Deuteranopia (green-blind)

#E3DBBE

Tritanopia (blue-blind)

#00FFEC

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #40ffb9;
/* rgb */ color: rgb(64, 255, 185);
/* oklch */ color: oklch(89.1% 0.178 163.0);

Tailwind

colors: {
  custom: {
    50: '#90ffce',
    500: '#40ffb9',
    950: '#000000',
  },
}

SCSS

$custom: #40ffb9;
$custom-light: #90ffce;
$custom-dark: #000000;

JSON

{
  "hex": "#40ffb9",
  "rgb": {
    "r": 64,
    "g": 255,
    "b": 185
  },
  "hsl": {
    "h": 158.01,
    "s": 100,
    "l": 62.549
  },
  "oklch": {
    "l": 0.89135,
    "c": 0.17784,
    "h": 163
  },
  "luminance": 0.76113
}

Semantic roles & 50–950 ramp

primary

#40FFB9

secondary

#C1225C

accent

#0054E6

background

#FCFFFE

surface

#F5FFFB

border

#CFD7D4

text

#0F1813

muted

#808683

Preview Lab

Preview with #40FFB9

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

Preview Lab → · Contrast checker → · Palette generator →