#618CDF#618CDF

#618CDF is a light, vivid blue. Relative luminance 0.266; OKLCH L 64.6% C 0.134 H 262.5°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#618CDF
RGB	rgb(97, 140, 223)
HSL	hsl(220, 66%, 63%)
HSV	hsv(220, 57%, 87%)
CMYK	cmyk(56.5%, 37.2%, 0%, 12.5%)
CIE-LAB	lab(58.62, 9.54, -46.77)
CIE-LCH	lch(58.62, 47.73, 281.53°)
OKLab	oklab(64.63% -0.0174 -0.1325)
OKLCH	oklch(64.63% 0.134 262.5)
XYZ	xyz(27.6226, 26.6230, 73.4809)
Luminance	0.2662 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618CDF #DFB461

analogous

#61CBDF #618CDF #7561DF

triadic

#618CDF #DF618C #8CDF61

tetradic

#618CDF #DF61CB #DFB461 #61DF75

square

#618CDF #DF61CB #DFB461 #61DF75

split-complementary

#618CDF #DF7561 #CBDF61

monochromatic

#214EA4 #2E67D5 #618CDF #94B1E9 #C7D6F4

Accessibility & contrast

On white

3.32

#618CDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#618CDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618CDF

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618CDF	#FFFFFF	#000000	##000000
##618CDF	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A93E2

Deuteranopia (green-blind)

#5A88DD

Tritanopia (blue-blind)

#009EAB

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #618cdf;
/* rgb */ color: rgb(97, 140, 223);
/* oklch */ color: oklch(64.6% 0.134 262.5);

Tailwind

colors: {
  custom: {
    50: '#97ade9',
    500: '#618cdf',
    950: '#000000',
  },
}

SCSS

$custom: #618cdf;
$custom-light: #97ade9;
$custom-dark: #000000;

JSON

{
  "hex": "#618cdf",
  "rgb": {
    "r": 97,
    "g": 140,
    "b": 223
  },
  "hsl": {
    "h": 219.524,
    "s": 66.316,
    "l": 62.745
  },
  "oklch": {
    "l": 0.64631,
    "c": 0.13362,
    "h": 262.5
  },
  "luminance": 0.26625
}

Semantic roles & 50–950 ramp

primary

#618CDF

secondary

#E5D5B7

accent

#9017CE

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #618CDF

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

Preview Lab → · Contrast checker → · Palette generator →