#40D5D9#40D5D9

#40D5D9 is a light, vivid teal. Relative luminance 0.537; OKLCH L 79.9% C 0.121 H 197.7°. Best body text is #000000 at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#40D5D9
RGB	rgb(64, 213, 217)
HSL	hsl(182, 67%, 55%)
HSV	hsv(182, 71%, 85%)
CMYK	cmyk(70.5%, 1.8%, 0%, 14.9%)
CIE-LAB	lab(78.28, -36.65, -13.27)
CIE-LCH	lch(78.28, 38.98, 199.91°)
OKLab	oklab(79.89% -0.1156 -0.0368)
OKLCH	oklch(79.89% 0.121 197.7)
XYZ	xyz(38.4273, 53.6837, 73.9689)
Luminance	0.5369 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D5D9 #D94440

analogous

#40D991 #40D5D9 #4088D9

triadic

#40D5D9 #D940D5 #D5D940

tetradic

#40D5D9 #9140D9 #D94440 #88D940

square

#40D5D9 #9140D9 #D94440 #88D940

split-complementary

#40D5D9 #D94088 #D99140

monochromatic

#1A8284 #24B3B7 #40D5D9 #73E0E3 #A6EBED

Accessibility & contrast

On white

1.79

#40D5D9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.74

#40D5D9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D5D9

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D5D9	#FFFFFF	#000000	##000000
##40D5D9	1.00	1.79	11.74	11.74
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.74	21.00	1.00	1.00
##000000	11.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6CBDA

Deuteranopia (green-blind)

#B0BBDA

Tritanopia (blue-blind)

#00DCD6

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #40d5d9;
/* rgb */ color: rgb(64, 213, 217);
/* oklch */ color: oklch(79.9% 0.121 197.7);

Tailwind

colors: {
  custom: {
    50: '#8be2e4',
    500: '#40d5d9',
    950: '#000000',
  },
}

SCSS

$custom: #40d5d9;
$custom-light: #8be2e4;
$custom-dark: #000000;

JSON

{
  "hex": "#40d5d9",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 217
  },
  "hsl": {
    "h": 181.569,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.79891,
    "c": 0.12138,
    "h": 197.7
  },
  "luminance": 0.53688
}

Semantic roles & 50–950 ramp

primary

#40D5D9

secondary

#8B3532

accent

#433EEA

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #40D5D9

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

Preview Lab → · Contrast checker → · Palette generator →