#618FF0#618FF0

#618FF0 is a light, vivid blue. Relative luminance 0.285; OKLCH L 66.2% C 0.153 H 263.6°. Best body text is #000000 at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#618FF0
RGB	rgb(97, 143, 240)
HSL	hsl(221, 83%, 66%)
HSV	hsv(221, 60%, 94%)
CMYK	cmyk(59.6%, 40.4%, 0%, 5.9%)
CIE-LAB	lab(60.32, 13.27, -53.52)
CIE-LCH	lch(60.32, 55.14, 283.93°)
OKLab	oklab(66.23% -0.017 -0.1522)
OKLCH	oklch(66.23% 0.153 263.6)
XYZ	xyz(30.4750, 28.4750, 86.3114)
Luminance	0.2848 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618FF0 #F0C261

analogous

#61D7F0 #618FF0 #7A61F0

triadic

#618FF0 #F0618F #8FF061

tetradic

#618FF0 #F061D7 #F0C261 #61F07A

square

#618FF0 #F061D7 #F0C261 #61F07A

split-complementary

#618FF0 #F07A61 #D7F061

monochromatic

#134CC4 #2967EB #618FF0 #99B7F5 #D1DEFB

Accessibility & contrast

On white

3.14

#618FF0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.70

#618FF0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618FF0

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618FF0	#FFFFFF	#000000	##000000
##618FF0	1.00	3.14	6.70	6.70
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.70	21.00	1.00	1.00
##000000	6.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6598F4

Deuteranopia (green-blind)

#518BEE

Tritanopia (blue-blind)

#00A5B4

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #618ff0;
/* rgb */ color: rgb(97, 143, 240);
/* oklch */ color: oklch(66.2% 0.153 263.6);

Tailwind

colors: {
  custom: {
    50: '#99aff5',
    500: '#618ff0',
    950: '#000000',
  },
}

SCSS

$custom: #618ff0;
$custom-light: #99aff5;
$custom-dark: #000000;

JSON

{
  "hex": "#618ff0",
  "rgb": {
    "r": 97,
    "g": 143,
    "b": 240
  },
  "hsl": {
    "h": 220.699,
    "s": 82.659,
    "l": 66.078
  },
  "oklch": {
    "l": 0.66227,
    "c": 0.15316,
    "h": 263.6
  },
  "luminance": 0.28478
}

Semantic roles & 50–950 ramp

primary

#618FF0

secondary

#EEDFBF

accent

#9906DF

background

#FAFAFF

surface

#F3F4FE

border

#CDCED6

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #618FF0

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

Preview Lab → · Contrast checker → · Palette generator →