#618DFD#618DFD

#618DFD is a light, vivid blue. Relative luminance 0.287; OKLCH L 66.6% C 0.173 H 265.8°. Best body text is #000000 at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#618DFD
RGB	rgb(97, 141, 253)
HSL	hsl(223, 98%, 69%)
HSV	hsv(223, 62%, 99%)
CMYK	cmyk(61.7%, 44.3%, 0%, 0.8%)
CIE-LAB	lab(60.50, 18.75, -60.38)
CIE-LCH	lch(60.50, 63.23, 287.25°)
OKLab	oklab(66.6% -0.0127 -0.1724)
OKLCH	oklch(66.6% 0.173 265.8)
XYZ	xyz(32.1782, 28.6801, 96.7495)
Luminance	0.2868 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618DFD #FDD161

analogous

#61DBFD #618DFD #8361FD

triadic

#618DFD #FD618D #8DFD61

tetradic

#618DFD #FD61DB #FDD161 #61FD83

square

#618DFD #FD61DB #FDD161 #61FD83

split-complementary

#618DFD #FD8361 #DBFD61

monochromatic

#0341E1 #2561FC #618DFD #9DB9FE #DAE4FF

Accessibility & contrast

On white

3.12

#618DFD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.74

#618DFD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618DFD

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618DFD	#FFFFFF	#000000	##000000
##618DFD	1.00	3.12	6.74	6.74
#FFFFFF	3.12	1.00	21.00	21.00
#000000	6.74	21.00	1.00	1.00
##000000	6.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5899FF

Deuteranopia (green-blind)

#3F8BFB

Tritanopia (blue-blind)

#00A6B9

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #618dfd;
/* rgb */ color: rgb(97, 141, 253);
/* oklch */ color: oklch(66.6% 0.173 265.8);

Tailwind

colors: {
  custom: {
    50: '#9badff',
    500: '#618dfd',
    950: '#000000',
  },
}

SCSS

$custom: #618dfd;
$custom-light: #9badff;
$custom-dark: #000000;

JSON

{
  "hex": "#618dfd",
  "rgb": {
    "r": 97,
    "g": 141,
    "b": 253
  },
  "hsl": {
    "h": 223.077,
    "s": 97.5,
    "l": 68.627
  },
  "oklch": {
    "l": 0.66598,
    "c": 0.17285,
    "h": 265.8
  },
  "luminance": 0.28683
}

Semantic roles & 50–950 ramp

primary

#618DFD

secondary

#F4E7C6

accent

#A500E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1018

muted

#7F7F86

Preview Lab

Preview with #618DFD

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

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