#408BD8#408BD8

#408BD8 is a light, vivid cyan. Relative luminance 0.245; OKLCH L 62.6% C 0.138 H 251.5°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#408BD8
RGB	rgb(64, 139, 216)
HSL	hsl(210, 66%, 55%)
HSV	hsv(210, 70%, 85%)
CMYK	cmyk(70.4%, 35.6%, 0%, 15.3%)
CIE-LAB	lab(56.60, 1.96, -46.15)
CIE-LCH	lch(56.60, 46.19, 272.43°)
OKLab	oklab(62.55% -0.0439 -0.1312)
OKLCH	oklch(62.55% 0.138 251.5)
XYZ	xyz(23.7370, 24.5105, 68.4324)
Luminance	0.2451 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#408BD8 #D88D40

analogous

#40D7D8 #408BD8 #4140D8

triadic

#408BD8 #D8408B #8BD840

tetradic

#408BD8 #D840D7 #D88D40 #40D841

square

#408BD8 #D840D7 #D88D40 #40D841

split-complementary

#408BD8 #D84140 #D7D840

monochromatic

#1B4E83 #256CB6 #408BD8 #73AAE2 #A6C9ED

Accessibility & contrast

On white

3.56

#408BD8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.90

#408BD8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #408BD8

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##408BD8	#FFFFFF	#000000	##000000
##408BD8	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6890DB

Deuteranopia (green-blind)

#5281D6

Tritanopia (blue-blind)

#009DA7

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #408bd8;
/* rgb */ color: rgb(64, 139, 216);
/* oklch */ color: oklch(62.6% 0.138 251.5);

Tailwind

colors: {
  custom: {
    50: '#86ace4',
    500: '#408bd8',
    950: '#000000',
  },
}

SCSS

$custom: #408bd8;
$custom-light: #86ace4;
$custom-dark: #000000;

JSON

{
  "hex": "#408bd8",
  "rgb": {
    "r": 64,
    "g": 139,
    "b": 216
  },
  "hsl": {
    "h": 210.395,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.62553,
    "c": 0.13833,
    "h": 251.5
  },
  "luminance": 0.24513
}

Semantic roles & 50–950 ramp

primary

#408BD8

secondary

#DABA9A

accent

#953FE9

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0D1015

muted

#7D7F84

Preview Lab

Preview with #408BD8

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

Preview Lab → · Contrast checker → · Palette generator →