#418BCB#418BCB

#418BCB is a mid, vivid cyan. Relative luminance 0.239; OKLCH L 61.9% C 0.122 H 247.4°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#418BCB
RGB	rgb(65, 139, 203)
HSL	hsl(208, 57%, 53%)
HSV	hsv(208, 68%, 80%)
CMYK	cmyk(68%, 31.5%, 0%, 20.4%)
CIE-LAB	lab(55.99, -2.42, -39.79)
CIE-LCH	lch(55.99, 39.87, 266.52°)
OKLab	oklab(61.87% -0.0468 -0.1126)
OKLCH	oklch(61.87% 0.122 247.4)
XYZ	xyz(22.1880, 23.8985, 59.9319)
Luminance	0.2390 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#418BCB #CB8141

analogous

#41CBC6 #418BCB #4146CB

triadic

#418BCB #CB418B #8BCB41

tetradic

#418BCB #C641CB #CB8141 #46CB41

square

#418BCB #C641CB #CB8141 #46CB41

split-complementary

#418BCB #CB4146 #CBC641

monochromatic

#1F4C72 #2C6CA2 #418BCB #71A8D8 #A1C6E5

Accessibility & contrast

On white

3.63

#418BCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#418BCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #418BCB

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##418BCB	#FFFFFF	#000000	##000000
##418BCB	1.00	3.63	5.78	5.78
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.78	21.00	1.00	1.00
##000000	5.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F8DCE

Deuteranopia (green-blind)

#5B80CA

Tritanopia (blue-blind)

#009AA2

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #418bcb;
/* rgb */ color: rgb(65, 139, 203);
/* oklch */ color: oklch(61.9% 0.122 247.4);

Tailwind

colors: {
  custom: {
    50: '#84acdb',
    500: '#418bcb',
    950: '#000000',
  },
}

SCSS

$custom: #418bcb;
$custom-light: #84acdb;
$custom-dark: #000000;

JSON

{
  "hex": "#418bcb",
  "rgb": {
    "r": 65,
    "g": 139,
    "b": 203
  },
  "hsl": {
    "h": 207.826,
    "s": 57.025,
    "l": 52.549
  },
  "oklch": {
    "l": 0.61874,
    "c": 0.12195,
    "h": 247.4
  },
  "luminance": 0.23901
}

Semantic roles & 50–950 ramp

primary

#418BCB

secondary

#D2B296

accent

#8E48E0

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #418BCB

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

Preview Lab → · Contrast checker → · Palette generator →