#618AF0#618AF0

#618AF0 is a light, vivid blue. Relative luminance 0.270; OKLCH L 65.2% C 0.159 H 265.7°. Best body text is #000000 at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#618AF0
RGB	rgb(97, 138, 240)
HSL	hsl(223, 83%, 66%)
HSV	hsv(223, 60%, 94%)
CMYK	cmyk(59.6%, 42.5%, 0%, 5.9%)
CIE-LAB	lab(58.98, 16.26, -55.64)
CIE-LCH	lch(58.98, 57.97, 286.29°)
OKLab	oklab(65.2% -0.0119 -0.1585)
OKLCH	oklch(65.2% 0.159 265.7)
XYZ	xyz(29.7410, 27.0071, 86.0668)
Luminance	0.2701 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618AF0 #F0C761

analogous

#61D1F0 #618AF0 #7F61F0

triadic

#618AF0 #F0618A #8AF061

tetradic

#618AF0 #F061D1 #F0C761 #61F07F

square

#618AF0 #F061D1 #F0C761 #61F07F

split-complementary

#618AF0 #F07F61 #D1F061

monochromatic

#1345C4 #2961EB #618AF0 #99B3F5 #D1DDFB

Accessibility & contrast

On white

3.28

#618AF0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.40

#618AF0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618AF0

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618AF0	#FFFFFF	#000000	##000000
##618AF0	1.00	3.28	6.40	6.40
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.40	21.00	1.00	1.00
##000000	6.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C95F4

Deuteranopia (green-blind)

#4888EE

Tritanopia (blue-blind)

#00A1B1

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #618af0;
/* rgb */ color: rgb(97, 138, 240);
/* oklch */ color: oklch(65.2% 0.159 265.7);

Tailwind

colors: {
  custom: {
    50: '#99abf5',
    500: '#618af0',
    950: '#000000',
  },
}

SCSS

$custom: #618af0;
$custom-light: #99abf5;
$custom-dark: #000000;

JSON

{
  "hex": "#618af0",
  "rgb": {
    "r": 97,
    "g": 138,
    "b": 240
  },
  "hsl": {
    "h": 222.797,
    "s": 82.659,
    "l": 66.078
  },
  "oklch": {
    "l": 0.65199,
    "c": 0.15896,
    "h": 265.7
  },
  "luminance": 0.2701
}

Semantic roles & 50–950 ramp

primary

#618AF0

secondary

#EEE0BF

accent

#A106DF

background

#FAFAFF

surface

#F3F4FE

border

#CDCED6

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #618AF0

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

Preview Lab → · Contrast checker → · Palette generator →