#618BF5#618BF5

#618BF5 is a light, vivid blue. Relative luminance 0.276; OKLCH L 65.7% C 0.165 H 265.8°. Best body text is #000000 at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#618BF5
RGB	rgb(97, 139, 245)
HSL	hsl(223, 88%, 67%)
HSV	hsv(223, 60%, 96%)
CMYK	cmyk(60.4%, 43.3%, 0%, 3.9%)
CIE-LAB	lab(59.52, 17.30, -57.54)
CIE-LCH	lch(59.52, 60.09, 286.73°)
OKLab	oklab(65.7% -0.0121 -0.1641)
OKLCH	oklch(65.7% 0.165 265.8)
XYZ	xyz(30.6382, 27.5966, 90.0806)
Luminance	0.2760 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618BF5 #F5CB61

analogous

#61D5F5 #618BF5 #8161F5

triadic

#618BF5 #F5618B #8BF561

tetradic

#618BF5 #F561D5 #F5CB61 #61F581

square

#618BF5 #F561D5 #F5CB61 #61F581

split-complementary

#618BF5 #F58161 #D5F561

monochromatic

#0D44CF #2761F1 #618BF5 #9BB5F9 #D4E0FC

Accessibility & contrast

On white

3.22

#618BF5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.52

#618BF5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618BF5

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618BF5	#FFFFFF	#000000	##000000
##618BF5	1.00	3.22	6.52	6.52
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.52	21.00	1.00	1.00
##000000	6.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A97F9

Deuteranopia (green-blind)

#4489F3

Tritanopia (blue-blind)

#00A3B4

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #618bf5;
/* rgb */ color: rgb(97, 139, 245);
/* oklch */ color: oklch(65.7% 0.165 265.8);

Tailwind

colors: {
  custom: {
    50: '#9aacf9',
    500: '#618bf5',
    950: '#000000',
  },
}

SCSS

$custom: #618bf5;
$custom-light: #9aacf9;
$custom-dark: #000000;

JSON

{
  "hex": "#618bf5",
  "rgb": {
    "r": 97,
    "g": 139,
    "b": 245
  },
  "hsl": {
    "h": 222.973,
    "s": 88.095,
    "l": 67.059
  },
  "oklch": {
    "l": 0.65704,
    "c": 0.1645,
    "h": 265.8
  },
  "luminance": 0.27599
}

Semantic roles & 50–950 ramp

primary

#618BF5

secondary

#F0E3C1

accent

#A401E5

background

#FAFAFF

surface

#F3F4FF

border

#CDCED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #618BF5

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

Preview Lab → · Contrast checker → · Palette generator →