#618DF1#618DF1

#618DF1 is a light, vivid blue. Relative luminance 0.279; OKLCH L 65.9% C 0.157 H 264.6°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#618DF1
RGB	rgb(97, 141, 241)
HSL	hsl(222, 84%, 66%)
HSV	hsv(222, 60%, 95%)
CMYK	cmyk(59.8%, 41.5%, 0%, 5.5%)
CIE-LAB	lab(59.83, 14.79, -54.84)
CIE-LCH	lch(59.83, 56.80, 285.10°)
OKLab	oklab(65.87% -0.0148 -0.1561)
OKLCH	oklch(65.87% 0.157 264.6)
XYZ	xyz(30.3264, 27.9394, 86.9967)
Luminance	0.2794 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618DF1 #F1C561

analogous

#61D5F1 #618DF1 #7D61F1

triadic

#618DF1 #F1618D #8DF161

tetradic

#618DF1 #F161D5 #F1C561 #61F17D

square

#618DF1 #F161D5 #F1C561 #61F17D

split-complementary

#618DF1 #F17D61 #D5F161

monochromatic

#1249C6 #2964EC #618DF1 #99B6F6 #D1DEFB

Accessibility & contrast

On white

3.19

#618DF1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#618DF1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618DF1

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618DF1	#FFFFFF	#000000	##000000
##618DF1	1.00	3.19	6.59	6.59
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6197F5

Deuteranopia (green-blind)

#4C8AEF

Tritanopia (blue-blind)

#00A3B3

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #618df1;
/* rgb */ color: rgb(97, 141, 241);
/* oklch */ color: oklch(65.9% 0.157 264.6);

Tailwind

colors: {
  custom: {
    50: '#99adf6',
    500: '#618df1',
    950: '#000000',
  },
}

SCSS

$custom: #618df1;
$custom-light: #99adf6;
$custom-dark: #000000;

JSON

{
  "hex": "#618df1",
  "rgb": {
    "r": 97,
    "g": 141,
    "b": 241
  },
  "hsl": {
    "h": 221.667,
    "s": 83.721,
    "l": 66.275
  },
  "oklch": {
    "l": 0.65873,
    "c": 0.1568,
    "h": 264.6
  },
  "luminance": 0.27942
}

Semantic roles & 50–950 ramp

primary

#618DF1

secondary

#EEE0BF

accent

#9D05E0

background

#FAFAFF

surface

#F3F4FE

border

#CDCED6

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #618DF1

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

Preview Lab → · Contrast checker → · Palette generator →