#618CF1#618CF1

#618CF1 is a light, vivid blue. Relative luminance 0.276; OKLCH L 65.7% C 0.158 H 265.0°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#618CF1
RGB	rgb(97, 140, 241)
HSL	hsl(222, 84%, 66%)
HSV	hsv(222, 60%, 95%)
CMYK	cmyk(59.8%, 41.9%, 0%, 5.5%)
CIE-LAB	lab(59.57, 15.39, -55.26)
CIE-LCH	lch(59.57, 57.36, 285.56°)
OKLab	oklab(65.67% -0.0138 -0.1574)
OKLCH	oklch(65.67% 0.158 265)
XYZ	xyz(30.1796, 27.6458, 86.9478)
Luminance	0.2765 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618CF1 #F1C661

analogous

#61D4F1 #618CF1 #7E61F1

triadic

#618CF1 #F1618C #8CF161

tetradic

#618CF1 #F161D4 #F1C661 #61F17E

square

#618CF1 #F161D4 #F1C661 #61F17E

split-complementary

#618CF1 #F17E61 #D4F161

monochromatic

#1247C6 #2963EC #618CF1 #99B5F6 #D1DEFB

Accessibility & contrast

On white

3.22

#618CF1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.53

#618CF1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618CF1

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618CF1	#FFFFFF	#000000	##000000
##618CF1	1.00	3.22	6.53	6.53
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.53	21.00	1.00	1.00
##000000	6.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F96F5

Deuteranopia (green-blind)

#4A89EF

Tritanopia (blue-blind)

#00A3B3

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #618cf1;
/* rgb */ color: rgb(97, 140, 241);
/* oklch */ color: oklch(65.7% 0.158 265.0);

Tailwind

colors: {
  custom: {
    50: '#99adf6',
    500: '#618cf1',
    950: '#000000',
  },
}

SCSS

$custom: #618cf1;
$custom-light: #99adf6;
$custom-dark: #000000;

JSON

{
  "hex": "#618cf1",
  "rgb": {
    "r": 97,
    "g": 140,
    "b": 241
  },
  "hsl": {
    "h": 222.083,
    "s": 83.721,
    "l": 66.275
  },
  "oklch": {
    "l": 0.65667,
    "c": 0.15796,
    "h": 265
  },
  "luminance": 0.27648
}

Semantic roles & 50–950 ramp

primary

#618CF1

secondary

#EEE0BF

accent

#9F05E0

background

#FAFAFF

surface

#F3F4FE

border

#CDCED6

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #618CF1

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

Preview Lab → · Contrast checker → · Palette generator →