#40AAC1#40AAC1

#40AAC1 is a light, moderate cyan. Relative luminance 0.337; OKLCH L 68.7% C 0.101 H 214.9°. Best body text is #000000 at 7.74:1 contrast (WCAG AA passes).

Color values

HEX#40AAC1
RGBrgb(64, 170, 193)
HSLhsl(191, 51%, 50%)
HSVhsv(191, 67%, 76%)
CMYKcmyk(66.8%, 11.9%, 0%, 24.3%)
CIE-LABlab(64.71, -22.87, -20.67)
CIE-LCHlch(64.71, 30.82, 222.11°)
OKLaboklab(68.68% -0.0826 -0.0575)
OKLCHoklch(68.68% 0.101 214.9)
XYZxyz(26.1107, 33.6868, 55.5679)
Luminance0.3369 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40AAC1 #C15740
analogous
#40C198 #40AAC1 #4069C1
triadic
#40AAC1 #C140AA #AAC140
tetradic
#40AAC1 #9840C1 #C15740 #69C140
square
#40AAC1 #9840C1 #C15740 #69C140
split-complementary
#40AAC1 #C14069 #C19840
monochromatic
#215966 #308294 #40AAC1 #6EBFD0 #9CD3DF

Accessibility & contrast

On white

2.71
#40AAC1 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.74
#40AAC1 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AAC1
7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40AAC1#FFFFFF#000000##000000
##40AAC11.002.717.747.74
#FFFFFF2.711.0021.0021.00
#0000007.7421.001.001.00
##0000007.7421.001.001.00

Color blindness preview

Protanopia (red-blind)
#9AA5C2
Deuteranopia (green-blind)
#8797C1
Tritanopia (blue-blind)
#00B3B1
Achromatopsia (no color)
#9D9D9D

Design tokens & code

CSS
--color: #40aac1;
/* rgb */ color: rgb(64, 170, 193);
/* oklch */ color: oklch(68.7% 0.101 214.9);
Tailwind
colors: {
  custom: {
    50: '#84c3d3',
    500: '#40aac1',
    950: '#000000',
  },
}
SCSS
$custom: #40aac1;
$custom-light: #84c3d3;
$custom-dark: #000000;
JSON
{
  "hex": "#40aac1",
  "rgb": {
    "r": 64,
    "g": 170,
    "b": 193
  },
  "hsl": {
    "h": 190.698,
    "s": 50.988,
    "l": 50.392
  },
  "oklch": {
    "l": 0.68677,
    "c": 0.10061,
    "h": 214.9
  },
  "luminance": 0.3369
}

Semantic roles & 50–950 ramp

primary
#40AAC1
secondary
#CB9C92
accent
#664DDA
background
#F8FCFC
surface
#F0F8F9
border
#CBD1D2
text
#0C1214
muted
#7D8182

Preview Lab

Preview with #40AAC1

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

Preview Lab → · Contrast checker → · Palette generator →

#40AAC1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva