#408ACE#408ACE

#408ACE is a mid, vivid cyan. Relative luminance 0.237; OKLCH L 61.8% C 0.127 H 248.9°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#408ACE
RGB	rgb(64, 138, 206)
HSL	hsl(209, 59%, 53%)
HSV	hsv(209, 69%, 81%)
CMYK	cmyk(68.9%, 33%, 0%, 19.2%)
CIE-LAB	lab(55.81, -0.95, -41.77)
CIE-LCH	lch(55.81, 41.78, 268.70°)
OKLab	oklab(61.77% -0.0456 -0.1184)
OKLCH	oklch(61.77% 0.127 248.9)
XYZ	xyz(22.3392, 23.7208, 61.7818)
Luminance	0.2372 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#408ACE #CE8440

analogous

#40CECB #408ACE #4043CE

triadic

#408ACE #CE408A #8ACE40

tetradic

#408ACE #CB40CE #CE8440 #43CE40

square

#408ACE #CB40CE #CE8440 #43CE40

split-complementary

#408ACE #CE4043 #CECB40

monochromatic

#1E4C75 #2B6BA6 #408ACE #71A8DA #A1C6E7

Accessibility & contrast

On white

3.66

#408ACE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.74

#408ACE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #408ACE

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##408ACE	#FFFFFF	#000000	##000000
##408ACE	1.00	3.66	5.74	5.74
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.74	21.00	1.00	1.00
##000000	5.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C8DD1

Deuteranopia (green-blind)

#5880CD

Tritanopia (blue-blind)

#009AA2

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #408ace;
/* rgb */ color: rgb(64, 138, 206);
/* oklch */ color: oklch(61.8% 0.127 248.9);

Tailwind

colors: {
  custom: {
    50: '#84abdd',
    500: '#408ace',
    950: '#000000',
  },
}

SCSS

$custom: #408ace;
$custom-light: #84abdd;
$custom-dark: #000000;

JSON

{
  "hex": "#408ace",
  "rgb": {
    "r": 64,
    "g": 138,
    "b": 206
  },
  "hsl": {
    "h": 208.732,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.61771,
    "c": 0.12688,
    "h": 248.9
  },
  "luminance": 0.23723
}

Semantic roles & 50–950 ramp

primary

#408ACE

secondary

#D4B496

accent

#9145E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #408ACE

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

Preview Lab → · Contrast checker → · Palette generator →