#40A7DA#40A7DA

#40A7DA is a light, moderate cyan. Relative luminance 0.338; OKLCH L 69.1% C 0.120 H 234.0°. Best body text is #000000 at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#40A7DA
RGB	rgb(64, 167, 218)
HSL	hsl(200, 68%, 55%)
HSV	hsv(200, 71%, 85%)
CMYK	cmyk(70.6%, 23.4%, 0%, 14.5%)
CIE-LAB	lab(64.79, -13.26, -34.40)
CIE-LCH	lch(64.79, 36.87, 248.93°)
OKLab	oklab(69.06% -0.0703 -0.0967)
OKLCH	oklch(69.06% 0.12 234)
XYZ	xyz(28.5829, 33.7862, 71.3311)
Luminance	0.3379 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A7DA #DA7340

analogous

#40DAC0 #40A7DA #405ADA

triadic

#40A7DA #DA40A7 #A7DA40

tetradic

#40A7DA #C040DA #DA7340 #5ADA40

square

#40A7DA #C040DA #DA7340 #5ADA40

split-complementary

#40A7DA #DA405A #DAC040

monochromatic

#1A6286 #2488B9 #40A7DA #73BFE4 #A7D6EE

Accessibility & contrast

On white

2.71

#40A7DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.76

#40A7DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A7DA

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A7DA	#FFFFFF	#000000	##000000
##40A7DA	1.00	2.71	7.76	7.76
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.76	21.00	1.00	1.00
##000000	7.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8EA6DC

Deuteranopia (green-blind)

#7997D9

Tritanopia (blue-blind)

#00B4B8

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #40a7da;
/* rgb */ color: rgb(64, 167, 218);
/* oklch */ color: oklch(69.1% 0.120 234.0);

Tailwind

colors: {
  custom: {
    50: '#87c1e5',
    500: '#40a7da',
    950: '#000000',
  },
}

SCSS

$custom: #40a7da;
$custom-light: #87c1e5;
$custom-dark: #000000;

JSON

{
  "hex": "#40a7da",
  "rgb": {
    "r": 64,
    "g": 167,
    "b": 218
  },
  "hsl": {
    "h": 199.87,
    "s": 67.544,
    "l": 55.294
  },
  "oklch": {
    "l": 0.6906,
    "c": 0.11956,
    "h": 234
  },
  "luminance": 0.33789
}

Semantic roles & 50–950 ramp

primary

#40A7DA

secondary

#DBB09B

accent

#773DEA

background

#F9FBFE

surface

#F1F7FC

border

#CBD0D5

text

#0D1215

muted

#7E8184

Preview Lab

Preview with #40A7DA

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

Preview Lab → · Contrast checker → · Palette generator →