#40B2DC#40B2DC

#40B2DC is a light, moderate cyan. Relative luminance 0.381; OKLCH L 71.7% C 0.117 H 226.7°. Best body text is #000000 at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#40B2DC
RGB	rgb(64, 178, 220)
HSL	hsl(196, 69%, 56%)
HSV	hsv(196, 71%, 86%)
CMYK	cmyk(70.9%, 19.1%, 0%, 13.7%)
CIE-LAB	lab(68.09, -18.48, -30.40)
CIE-LCH	lch(68.09, 35.57, 238.71°)
OKLab	oklab(71.72% -0.0803 -0.0852)
OKLCH	oklch(71.72% 0.117 226.7)
XYZ	xyz(30.9478, 38.0945, 73.4182)
Luminance	0.3810 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B2DC #DC6A40

analogous

#40DCB8 #40B2DC #4064DC

triadic

#40B2DC #DC40B2 #B2DC40

tetradic

#40B2DC #B840DC #DC6A40 #64DC40

square

#40B2DC #B840DC #DC6A40 #64DC40

split-complementary

#40B2DC #DC4064 #DCB840

monochromatic

#196B89 #2393BC #40B2DC #74C7E5 #A7DCEF

Accessibility & contrast

On white

2.44

#40B2DC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.62

#40B2DC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B2DC

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B2DC	#FFFFFF	#000000	##000000
##40B2DC	1.00	2.44	8.62	8.62
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.62	21.00	1.00	1.00
##000000	8.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9BAFDE

Deuteranopia (green-blind)

#869FDB

Tritanopia (blue-blind)

#00BEC0

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #40b2dc;
/* rgb */ color: rgb(64, 178, 220);
/* oklch */ color: oklch(71.7% 0.117 226.7);

Tailwind

colors: {
  custom: {
    50: '#88c9e7',
    500: '#40b2dc',
    950: '#000000',
  },
}

SCSS

$custom: #40b2dc;
$custom-light: #88c9e7;
$custom-dark: #000000;

JSON

{
  "hex": "#40b2dc",
  "rgb": {
    "r": 64,
    "g": 178,
    "b": 220
  },
  "hsl": {
    "h": 196.154,
    "s": 69.027,
    "l": 55.686
  },
  "oklch": {
    "l": 0.71719,
    "c": 0.11703,
    "h": 226.7
  },
  "luminance": 0.38098
}

Semantic roles & 50–950 ramp

primary

#40B2DC

secondary

#DCAD9B

accent

#6B3CEC

background

#F9FCFE

surface

#F1F8FC

border

#CBD1D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #40B2DC

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

Preview Lab → · Contrast checker → · Palette generator →