#618FF5#618FF5

#618FF5 is a light, vivid blue. Relative luminance 0.288; OKLCH L 66.5% C 0.160 H 264.2°. Best body text is #000000 at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#618FF5
RGB	rgb(97, 143, 245)
HSL	hsl(221, 88%, 67%)
HSV	hsv(221, 60%, 96%)
CMYK	cmyk(60.4%, 41.6%, 0%, 3.9%)
CIE-LAB	lab(60.58, 14.91, -55.85)
CIE-LCH	lch(60.58, 57.81, 284.95°)
OKLab	oklab(66.52% -0.0161 -0.159)
OKLCH	oklch(66.52% 0.16 264.2)
XYZ	xyz(31.2280, 28.7762, 90.2772)
Luminance	0.2878 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618FF5 #F5C761

analogous

#61D9F5 #618FF5 #7D61F5

triadic

#618FF5 #F5618F #8FF561

tetradic

#618FF5 #F561D9 #F5C761 #61F57D

square

#618FF5 #F561D9 #F5C761 #61F57D

split-complementary

#618FF5 #F57D61 #D9F561

monochromatic

#0D49CF #2766F1 #618FF5 #9BB8F9 #D4E1FC

Accessibility & contrast

On white

3.11

#618FF5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.76

#618FF5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618FF5

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618FF5	#FFFFFF	#000000	##000000
##618FF5	1.00	3.11	6.76	6.76
#FFFFFF	3.11	1.00	21.00	21.00
#000000	6.76	21.00	1.00	1.00
##000000	6.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6199F9

Deuteranopia (green-blind)

#4C8CF3

Tritanopia (blue-blind)

#00A6B6

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #618ff5;
/* rgb */ color: rgb(97, 143, 245);
/* oklch */ color: oklch(66.5% 0.160 264.2);

Tailwind

colors: {
  custom: {
    50: '#9aaff9',
    500: '#618ff5',
    950: '#000000',
  },
}

SCSS

$custom: #618ff5;
$custom-light: #9aaff9;
$custom-dark: #000000;

JSON

{
  "hex": "#618ff5",
  "rgb": {
    "r": 97,
    "g": 143,
    "b": 245
  },
  "hsl": {
    "h": 221.351,
    "s": 88.095,
    "l": 67.059
  },
  "oklch": {
    "l": 0.6652,
    "c": 0.15986,
    "h": 264.2
  },
  "luminance": 0.28779
}

Semantic roles & 50–950 ramp

primary

#618FF5

secondary

#F0E2C1

accent

#9E01E5

background

#FAFAFF

surface

#F3F4FF

border

#CDCED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #618FF5

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

Preview Lab → · Contrast checker → · Palette generator →