#618BF8#618BF8

#618BF8 is a light, vivid blue. Relative luminance 0.278; OKLCH L 65.9% C 0.169 H 266.1°. Best body text is #000000 at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#618BF8
RGB	rgb(97, 139, 248)
HSL	hsl(223, 92%, 68%)
HSV	hsv(223, 61%, 97%)
CMYK	cmyk(60.9%, 44%, 0%, 2.7%)
CIE-LAB	lab(59.69, 18.29, -58.93)
CIE-LCH	lch(59.69, 61.70, 287.24°)
OKLab	oklab(65.89% -0.0116 -0.1681)
OKLCH	oklch(65.89% 0.169 266.1)
XYZ	xyz(31.0999, 27.7812, 92.5121)
Luminance	0.2778 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618BF8 #F8CE61

analogous

#61D7F8 #618BF8 #8261F8

triadic

#618BF8 #F8618B #8BF861

tetradic

#618BF8 #F861D7 #F8CE61 #61F882

square

#618BF8 #F861D7 #F8CE61 #61F882

split-complementary

#618BF8 #F88261 #D7F861

monochromatic

#0942D5 #2660F5 #618BF8 #9CB6FB #D6E1FD

Accessibility & contrast

On white

3.20

#618BF8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.56

#618BF8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618BF8

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618BF8	#FFFFFF	#000000	##000000
##618BF8	1.00	3.20	6.56	6.56
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.56	21.00	1.00	1.00
##000000	6.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5897FC

Deuteranopia (green-blind)

#4189F6

Tritanopia (blue-blind)

#00A4B5

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #618bf8;
/* rgb */ color: rgb(97, 139, 248);
/* oklch */ color: oklch(65.9% 0.169 266.1);

Tailwind

colors: {
  custom: {
    50: '#9aacfb',
    500: '#618bf8',
    950: '#000000',
  },
}

SCSS

$custom: #618bf8;
$custom-light: #9aacfb;
$custom-dark: #000000;

JSON

{
  "hex": "#618bf8",
  "rgb": {
    "r": 97,
    "g": 139,
    "b": 248
  },
  "hsl": {
    "h": 223.311,
    "s": 91.515,
    "l": 67.647
  },
  "oklch": {
    "l": 0.65888,
    "c": 0.16853,
    "h": 266.1
  },
  "luminance": 0.27784
}

Semantic roles & 50–950 ramp

primary

#618BF8

secondary

#F2E5C3

accent

#A600E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #618BF8

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

Preview Lab → · Contrast checker → · Palette generator →