#40C7DD#40C7DD

#40C7DD is a light, moderate teal. Relative luminance 0.472; OKLCH L 76.7% C 0.117 H 210.7°. Best body text is #000000 at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#40C7DD
RGB	rgb(64, 199, 221)
HSL	hsl(188, 70%, 56%)
HSV	hsv(188, 71%, 87%)
CMYK	cmyk(71%, 10%, 0%, 13.3%)
CIE-LAB	lab(74.29, -28.81, -21.45)
CIE-LCH	lch(74.29, 35.91, 216.67°)
OKLab	oklab(76.71% -0.1004 -0.0597)
OKLCH	oklch(76.71% 0.117 210.7)
XYZ	xyz(35.5833, 47.1531, 75.6187)
Luminance	0.4716 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C7DD #DD5640

analogous

#40DDA5 #40C7DD #4078DD

triadic

#40C7DD #DD40C7 #C7DD40

tetradic

#40C7DD #A540DD #DD5640 #78DD40

square

#40C7DD #A540DD #DD5640 #78DD40

split-complementary

#40C7DD #DD4078 #DDA540

monochromatic

#197A8A #22A8BE #40C7DD #74D6E6 #A8E5EF

Accessibility & contrast

On white

2.01

#40C7DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.43

#40C7DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C7DD

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C7DD	#FFFFFF	#000000	##000000
##40C7DD	1.00	2.01	10.43	10.43
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.43	21.00	1.00	1.00
##000000	10.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5C0DE

Deuteranopia (green-blind)

#9FB0DD

Tritanopia (blue-blind)

#00D1CE

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #40c7dd;
/* rgb */ color: rgb(64, 199, 221);
/* oklch */ color: oklch(76.7% 0.117 210.7);

Tailwind

colors: {
  custom: {
    50: '#8ad8e7',
    500: '#40c7dd',
    950: '#000000',
  },
}

SCSS

$custom: #40c7dd;
$custom-light: #8ad8e7;
$custom-dark: #000000;

JSON

{
  "hex": "#40c7dd",
  "rgb": {
    "r": 64,
    "g": 199,
    "b": 221
  },
  "hsl": {
    "h": 188.408,
    "s": 69.778,
    "l": 55.882
  },
  "oklch": {
    "l": 0.76709,
    "c": 0.11678,
    "h": 210.7
  },
  "luminance": 0.47157
}

Semantic roles & 50–950 ramp

primary

#40C7DD

secondary

#DDA59C

accent

#543BED

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0D1416

muted

#7E8384

Preview Lab

Preview with #40C7DD

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

Preview Lab → · Contrast checker → · Palette generator →