#40A0D0#40A0D0

#40A0D0 is a light, moderate cyan. Relative luminance 0.308; OKLCH L 67.0% C 0.114 H 234.0°. Best body text is #000000 at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#40A0D0
RGB	rgb(64, 160, 208)
HSL	hsl(200, 61%, 53%)
HSV	hsv(200, 69%, 82%)
CMYK	cmyk(69.2%, 23.1%, 0%, 18.4%)
CIE-LAB	lab(62.32, -12.75, -32.69)
CIE-LCH	lch(62.32, 35.09, 248.69°)
OKLab	oklab(66.96% -0.0668 -0.0919)
OKLCH	oklch(66.96% 0.114 234)
XYZ	xyz(26.0658, 30.7828, 64.2302)
Luminance	0.3079 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A0D0 #D07040

analogous

#40D0B8 #40A0D0 #4058D0

triadic

#40A0D0 #D040A0 #A0D040

tetradic

#40A0D0 #B840D0 #D07040 #58D040

square

#40A0D0 #B840D0 #D07040 #58D040

split-complementary

#40A0D0 #D04058 #D0B840

monochromatic

#1E5A78 #2A7FA9 #40A0D0 #71B8DC #A2D1E8

Accessibility & contrast

On white

2.93

#40A0D0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.16

#40A0D0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A0D0

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A0D0	#FFFFFF	#000000	##000000
##40A0D0	1.00	2.93	7.16	7.16
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.16	21.00	1.00	1.00
##000000	7.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#899FD2

Deuteranopia (green-blind)

#7590CF

Tritanopia (blue-blind)

#00ADB0

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #40a0d0;
/* rgb */ color: rgb(64, 160, 208);
/* oklch */ color: oklch(67.0% 0.114 234.0);

Tailwind

colors: {
  custom: {
    50: '#86bcde',
    500: '#40a0d0',
    950: '#000000',
  },
}

SCSS

$custom: #40a0d0;
$custom-light: #86bcde;
$custom-dark: #000000;

JSON

{
  "hex": "#40a0d0",
  "rgb": {
    "r": 64,
    "g": 160,
    "b": 208
  },
  "hsl": {
    "h": 200,
    "s": 60.504,
    "l": 53.333
  },
  "oklch": {
    "l": 0.66957,
    "c": 0.11358,
    "h": 234
  },
  "luminance": 0.30786
}

Semantic roles & 50–950 ramp

primary

#40A0D0

secondary

#D5AC97

accent

#7944E4

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #40A0D0

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

Preview Lab → · Contrast checker → · Palette generator →