#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
RGB	rgb(64, 170, 193)
HSL	hsl(191, 51%, 50%)
HSV	hsv(191, 67%, 76%)
CMYK	cmyk(66.8%, 11.9%, 0%, 24.3%)
CIE-LAB	lab(64.71, -22.87, -20.67)
CIE-LCH	lch(64.71, 30.82, 222.11°)
OKLab	oklab(68.68% -0.0826 -0.0575)
OKLCH	oklch(68.68% 0.101 214.9)
XYZ	xyz(26.1107, 33.6868, 55.5679)
Luminance	0.3369 (WCAG relative)
Temperature	cool
Family	cyan

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
##40AAC1	1.00	2.71	7.74	7.74
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.74	21.00	1.00	1.00
##000000	7.74	21.00	1.00	1.00

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 →