#40C5D9#40C5D9

#40C5D9 is a light, moderate teal. Relative luminance 0.460; OKLCH L 76.1% C 0.115 H 209.5°. Best body text is #000000 at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#40C5D9
RGB	rgb(64, 197, 217)
HSL	hsl(188, 67%, 55%)
HSV	hsv(188, 71%, 85%)
CMYK	cmyk(70.5%, 9.2%, 0%, 14.9%)
CIE-LAB	lab(73.56, -29.04, -20.38)
CIE-LCH	lch(73.56, 35.48, 215.06°)
OKLab	oklab(76.08% -0.1 -0.0567)
OKLCH	oklch(76.08% 0.115 209.5)
XYZ	xyz(34.5996, 46.0282, 72.6930)
Luminance	0.4603 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C5D9 #D95440

analogous

#40D9A0 #40C5D9 #4079D9

triadic

#40C5D9 #D940C5 #C5D940

tetradic

#40C5D9 #A040D9 #D95440 #79D940

square

#40C5D9 #A040D9 #D95440 #79D940

split-complementary

#40C5D9 #D94079 #D9A040

monochromatic

#1A7684 #24A4B7 #40C5D9 #73D5E3 #A6E4ED

Accessibility & contrast

On white

2.06

#40C5D9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.21

#40C5D9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C5D9

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C5D9	#FFFFFF	#000000	##000000
##40C5D9	1.00	2.06	10.21	10.21
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.21	21.00	1.00	1.00
##000000	10.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3BEDA

Deuteranopia (green-blind)

#9EAED9

Tritanopia (blue-blind)

#00CECB

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #40c5d9;
/* rgb */ color: rgb(64, 197, 217);
/* oklch */ color: oklch(76.1% 0.115 209.5);

Tailwind

colors: {
  custom: {
    50: '#89d7e4',
    500: '#40c5d9',
    950: '#000000',
  },
}

SCSS

$custom: #40c5d9;
$custom-light: #89d7e4;
$custom-dark: #000000;

JSON

{
  "hex": "#40c5d9",
  "rgb": {
    "r": 64,
    "g": 197,
    "b": 217
  },
  "hsl": {
    "h": 187.843,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.7608,
    "c": 0.11497,
    "h": 209.5
  },
  "luminance": 0.46032
}

Semantic roles & 50–950 ramp

primary

#40C5D9

secondary

#DAA39A

accent

#553EEA

background

#F9FDFD

surface

#F1FAFB

border

#CBD3D4

text

#0D1415

muted

#7E8383

Preview Lab

Preview with #40C5D9

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

Preview Lab → · Contrast checker → · Palette generator →