#40AACF#40AACF

#40AACF is a light, moderate cyan. Relative luminance 0.343; OKLCH L 69.3% C 0.109 H 225.1°. Best body text is #000000 at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#40AACF
RGB	rgb(64, 170, 207)
HSL	hsl(196, 60%, 53%)
HSV	hsv(196, 69%, 81%)
CMYK	cmyk(69.1%, 17.9%, 0%, 18.8%)
CIE-LAB	lab(65.23, -18.45, -27.64)
CIE-LCH	lch(65.23, 33.23, 236.27°)
OKLab	oklab(69.27% -0.0771 -0.0773)
OKLCH	oklch(69.27% 0.109 225.1)
XYZ	xyz(27.7470, 34.3413, 64.1856)
Luminance	0.3434 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AACF #CF6540

analogous

#40CFAC #40AACF #4063CF

triadic

#40AACF #CF40AA #AACF40

tetradic

#40AACF #AC40CF #CF6540 #63CF40

square

#40AACF #AC40CF #CF6540 #63CF40

split-complementary

#40AACF #CF4063 #CFAC40

monochromatic

#1E6077 #2A87A8 #40AACF #71C0DB #A2D6E8

Accessibility & contrast

On white

2.67

#40AACF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.87

#40AACF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AACF

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AACF	#FFFFFF	#000000	##000000
##40AACF	1.00	2.67	7.87	7.87
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.87	21.00	1.00	1.00
##000000	7.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96A6D1

Deuteranopia (green-blind)

#8298CF

Tritanopia (blue-blind)

#00B5B6

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #40aacf;
/* rgb */ color: rgb(64, 170, 207);
/* oklch */ color: oklch(69.3% 0.109 225.1);

Tailwind

colors: {
  custom: {
    50: '#86c3dd',
    500: '#40aacf',
    950: '#000000',
  },
}

SCSS

$custom: #40aacf;
$custom-light: #86c3dd;
$custom-dark: #000000;

JSON

{
  "hex": "#40aacf",
  "rgb": {
    "r": 64,
    "g": 170,
    "b": 207
  },
  "hsl": {
    "h": 195.524,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.69266,
    "c": 0.10922,
    "h": 225.1
  },
  "luminance": 0.34344
}

Semantic roles & 50–950 ramp

primary

#40AACF

secondary

#D4A797

accent

#6E45E3

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #40AACF

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

Preview Lab → · Contrast checker → · Palette generator →