#618EFF#618EFF

#618EFF is a light, vivid blue. Relative luminance 0.291; OKLCH L 66.9% C 0.174 H 265.6°. Best body text is #000000 at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#618EFF
RGB	rgb(97, 142, 255)
HSL	hsl(223, 100%, 69%)
HSV	hsv(223, 62%, 100%)
CMYK	cmyk(62%, 44.3%, 0%, 0%)
CIE-LAB	lab(60.87, 18.81, -60.88)
CIE-LCH	lch(60.87, 63.72, 287.17°)
OKLab	oklab(66.92% -0.0134 -0.1738)
OKLCH	oklch(66.92% 0.174 265.6)
XYZ	xyz(32.6465, 29.1045, 98.4856)
Luminance	0.2911 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618EFF #FFD261

analogous

#61DDFF #618EFF #8361FF

triadic

#618EFF #FF618E #8EFF61

tetradic

#618EFF #FF61DD #FFD261 #61FF83

square

#618EFF #FF61DD #FFD261 #61FF83

split-complementary

#618EFF #FF8361 #DDFF61

monochromatic

#0041E6 #2462FF #618EFF #9EBAFF #DBE6FF

Accessibility & contrast

On white

3.08

#618EFF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.82

#618EFF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618EFF

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618EFF	#FFFFFF	#000000	##000000
##618EFF	1.00	3.08	6.82	6.82
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.82	21.00	1.00	1.00
##000000	6.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#589BFF

Deuteranopia (green-blind)

#3E8CFD

Tritanopia (blue-blind)

#00A8BA

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #618eff;
/* rgb */ color: rgb(97, 142, 255);
/* oklch */ color: oklch(66.9% 0.174 265.6);

Tailwind

colors: {
  custom: {
    50: '#9baeff',
    500: '#618eff',
    950: '#000000',
  },
}

SCSS

$custom: #618eff;
$custom-light: #9baeff;
$custom-dark: #000000;

JSON

{
  "hex": "#618eff",
  "rgb": {
    "r": 97,
    "g": 142,
    "b": 255
  },
  "hsl": {
    "h": 222.911,
    "s": 100,
    "l": 69.02
  },
  "oklch": {
    "l": 0.66923,
    "c": 0.17434,
    "h": 265.6
  },
  "luminance": 0.29107
}

Semantic roles & 50–950 ramp

primary

#618EFF

secondary

#F5E8C7

accent

#A400E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1018

muted

#7F7F86

Preview Lab

Preview with #618EFF

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

Preview Lab → · Contrast checker → · Palette generator →