#618BEF#618BEF

#618BEF is a light, vivid blue. Relative luminance 0.272; OKLCH L 65.3% C 0.156 H 265.2°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#618BEF
RGB	rgb(97, 139, 239)
HSL	hsl(222, 82%, 66%)
HSV	hsv(222, 59%, 94%)
CMYK	cmyk(59.4%, 41.8%, 0%, 6.3%)
CIE-LAB	lab(59.19, 15.33, -54.75)
CIE-LCH	lch(59.19, 56.86, 285.64°)
OKLab	oklab(65.34% -0.0131 -0.1559)
OKLCH	oklch(65.34% 0.156 265.2)
XYZ	xyz(29.7370, 27.2361, 85.3346)
Luminance	0.2724 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618BEF #EFC561

analogous

#61D2EF #618BEF #7E61EF

triadic

#618BEF #EF618B #8BEF61

tetradic

#618BEF #EF61D2 #EFC561 #61EF7E

square

#618BEF #EF61D2 #EFC561 #61EF7E

split-complementary

#618BEF #EF7E61 #D2EF61

monochromatic

#1447C2 #2962E9 #618BEF #99B4F5 #D0DDFA

Accessibility & contrast

On white

3.26

#618BEF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#618BEF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618BEF

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618BEF	#FFFFFF	#000000	##000000
##618BEF	1.00	3.26	6.45	6.45
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E95F3

Deuteranopia (green-blind)

#4A88ED

Tritanopia (blue-blind)

#00A1B1

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #618bef;
/* rgb */ color: rgb(97, 139, 239);
/* oklch */ color: oklch(65.3% 0.156 265.2);

Tailwind

colors: {
  custom: {
    50: '#99acf5',
    500: '#618bef',
    950: '#000000',
  },
}

SCSS

$custom: #618bef;
$custom-light: #99acf5;
$custom-dark: #000000;

JSON

{
  "hex": "#618bef",
  "rgb": {
    "r": 97,
    "g": 139,
    "b": 239
  },
  "hsl": {
    "h": 222.254,
    "s": 81.609,
    "l": 65.882
  },
  "oklch": {
    "l": 0.65343,
    "c": 0.15643,
    "h": 265.2
  },
  "luminance": 0.27239
}

Semantic roles & 50–950 ramp

primary

#618BEF

secondary

#EDDFBE

accent

#9F08DE

background

#FAFAFF

surface

#F3F4FE

border

#CDCED6

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #618BEF

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

Preview Lab → · Contrast checker → · Palette generator →