#617CEF#617CEF

#617CEF is a light, vivid blue. Relative luminance 0.232; OKLCH L 62.3% C 0.175 H 270.7°. Best body text is #000000 at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#617CEF
RGB	rgb(97, 124, 239)
HSL	hsl(229, 82%, 66%)
HSV	hsv(229, 59%, 94%)
CMYK	cmyk(59.4%, 48.1%, 0%, 6.3%)
CIE-LAB	lab(55.26, 24.38, -61.04)
CIE-LCH	lch(55.26, 65.73, 291.77°)
OKLab	oklab(62.34% 0.002 -0.1745)
OKLCH	oklch(62.34% 0.175 270.7)
XYZ	xyz(27.7122, 23.1864, 84.6597)
Luminance	0.2319 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#617CEF #EFD461

analogous

#61C3EF #617CEF #8D61EF

triadic

#617CEF #EF617C #7CEF61

tetradic

#617CEF #EF61C3 #EFD461 #61EF8D

square

#617CEF #EF61C3 #EFD461 #61EF8D

split-complementary

#617CEF #EF8D61 #C3EF61

monochromatic

#1435C2 #294EE9 #617CEF #99AAF5 #D0D8FA

Accessibility & contrast

On white

3.72

#617CEF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.64

#617CEF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #617CEF

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##617CEF	#FFFFFF	#000000	##000000
##617CEF	1.00	3.72	5.64	5.64
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.64	21.00	1.00	1.00
##000000	5.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#418BF3

Deuteranopia (green-blind)

#277EED

Tritanopia (blue-blind)

#0096AA

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #617cef;
/* rgb */ color: rgb(97, 124, 239);
/* oklch */ color: oklch(62.3% 0.175 270.7);

Tailwind

colors: {
  custom: {
    50: '#99a1f5',
    500: '#617cef',
    950: '#000000',
  },
}

SCSS

$custom: #617cef;
$custom-light: #99a1f5;
$custom-dark: #000000;

JSON

{
  "hex": "#617cef",
  "rgb": {
    "r": 97,
    "g": 124,
    "b": 239
  },
  "hsl": {
    "h": 228.592,
    "s": 81.609,
    "l": 65.882
  },
  "oklch": {
    "l": 0.62339,
    "c": 0.17453,
    "h": 270.7
  },
  "luminance": 0.23189
}

Semantic roles & 50–950 ramp

primary

#617CEF

secondary

#EDE4BE

accent

#B508DE

background

#FAF9FF

surface

#F3F2FE

border

#CDCCD6

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #617CEF

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

Preview Lab → · Contrast checker → · Palette generator →