#408DD8#408DD8

#408DD8 is a light, vivid cyan. Relative luminance 0.251; OKLCH L 63.0% C 0.136 H 250.4°. Best body text is #000000 at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#408DD8
RGB	rgb(64, 141, 216)
HSL	hsl(210, 66%, 55%)
HSV	hsv(210, 70%, 85%)
CMYK	cmyk(70.4%, 34.7%, 0%, 15.3%)
CIE-LAB	lab(57.17, 0.78, -45.25)
CIE-LCH	lch(57.17, 45.25, 270.99°)
OKLab	oklab(63% -0.0458 -0.1285)
OKLCH	oklch(63% 0.136 250.4)
XYZ	xyz(24.0293, 25.0950, 68.5299)
Luminance	0.2510 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#408DD8 #D88B40

analogous

#40D8D7 #408DD8 #4041D8

triadic

#408DD8 #D8408D #8DD840

tetradic

#408DD8 #D740D8 #D88B40 #41D840

square

#408DD8 #D740D8 #D88B40 #41D840

split-complementary

#408DD8 #D84041 #D8D740

monochromatic

#1B4F83 #256EB6 #408DD8 #73ABE2 #A6CAED

Accessibility & contrast

On white

3.49

#408DD8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.02

#408DD8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #408DD8

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##408DD8	#FFFFFF	#000000	##000000
##408DD8	1.00	3.49	6.02	6.02
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.02	21.00	1.00	1.00
##000000	6.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B91DB

Deuteranopia (green-blind)

#5583D7

Tritanopia (blue-blind)

#009FA8

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #408dd8;
/* rgb */ color: rgb(64, 141, 216);
/* oklch */ color: oklch(63.0% 0.136 250.4);

Tailwind

colors: {
  custom: {
    50: '#86aee4',
    500: '#408dd8',
    950: '#000000',
  },
}

SCSS

$custom: #408dd8;
$custom-light: #86aee4;
$custom-dark: #000000;

JSON

{
  "hex": "#408dd8",
  "rgb": {
    "r": 64,
    "g": 141,
    "b": 216
  },
  "hsl": {
    "h": 209.605,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.63002,
    "c": 0.13642,
    "h": 250.4
  },
  "luminance": 0.25098
}

Semantic roles & 50–950 ramp

primary

#408DD8

secondary

#DAB99A

accent

#933FE9

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0D1015

muted

#7D7F84

Preview Lab

Preview with #408DD8

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

Preview Lab → · Contrast checker → · Palette generator →