#40ADC8#40ADC8

#40ADC8 is a light, moderate cyan. Relative luminance 0.351; OKLCH L 69.7% C 0.104 H 217.5°. Best body text is #000000 at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#40ADC8
RGB	rgb(64, 173, 200)
HSL	hsl(192, 55%, 52%)
HSV	hsv(192, 68%, 78%)
CMYK	cmyk(68%, 13.5%, 0%, 21.6%)
CIE-LAB	lab(65.86, -22.23, -22.80)
CIE-LCH	lch(65.86, 31.85, 225.72°)
OKLab	oklab(69.68% -0.0829 -0.0635)
OKLCH	oklch(69.68% 0.104 217.5)
XYZ	xyz(27.4789, 35.1442, 59.9677)
Luminance	0.3515 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40ADC8 #C85B40

analogous

#40C89F #40ADC8 #4069C8

triadic

#40ADC8 #C840AD #ADC840

tetradic

#40ADC8 #9F40C8 #C85B40 #69C840

square

#40ADC8 #9F40C8 #C85B40 #69C840

split-complementary

#40ADC8 #C84069 #C89F40

monochromatic

#205E6E #2D879D #40ADC8 #70C1D6 #9FD6E3

Accessibility & contrast

On white

2.62

#40ADC8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.03

#40ADC8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40ADC8

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40ADC8	#FFFFFF	#000000	##000000
##40ADC8	1.00	2.62	8.03	8.03
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.03	21.00	1.00	1.00
##000000	8.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9BA8C9

Deuteranopia (green-blind)

#889AC8

Tritanopia (blue-blind)

#00B6B5

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #40adc8;
/* rgb */ color: rgb(64, 173, 200);
/* oklch */ color: oklch(69.7% 0.104 217.5);

Tailwind

colors: {
  custom: {
    50: '#85c5d8',
    500: '#40adc8',
    950: '#000000',
  },
}

SCSS

$custom: #40adc8;
$custom-light: #85c5d8;
$custom-dark: #000000;

JSON

{
  "hex": "#40adc8",
  "rgb": {
    "r": 64,
    "g": 173,
    "b": 200
  },
  "hsl": {
    "h": 191.912,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.69682,
    "c": 0.10441,
    "h": 217.5
  },
  "luminance": 0.35147
}

Semantic roles & 50–950 ramp

primary

#40ADC8

secondary

#D0A094

accent

#6749DF

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1314

muted

#7D8283

Preview Lab

Preview with #40ADC8

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

Preview Lab → · Contrast checker → · Palette generator →