#617CDF#617CDF

#617CDF is a mid, vivid blue. Relative luminance 0.223; OKLCH L 61.3% C 0.153 H 270.0°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#617CDF
RGB	rgb(97, 124, 223)
HSL	hsl(227, 66%, 63%)
HSV	hsv(227, 57%, 87%)
CMYK	cmyk(56.5%, 44.4%, 0%, 12.5%)
CIE-LAB	lab(54.33, 19.15, -53.60)
CIE-LCH	lch(54.33, 56.92, 289.66°)
OKLab	oklab(61.32% -0.0001 -0.1527)
OKLCH	oklch(61.32% 0.153 270)
XYZ	xyz(25.4523, 22.2825, 72.7574)
Luminance	0.2228 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#617CDF #DFC461

analogous

#61BBDF #617CDF #8561DF

triadic

#617CDF #DF617C #7CDF61

tetradic

#617CDF #DF61BB #DFC461 #61DF85

square

#617CDF #DF61BB #DFC461 #61DF85

split-complementary

#617CDF #DF8561 #BBDF61

monochromatic

#213DA4 #2E52D5 #617CDF #94A6E9 #C7D0F4

Accessibility & contrast

On white

3.85

#617CDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.46

#617CDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #617CDF

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##617CDF	#FFFFFF	#000000	##000000
##617CDF	1.00	3.85	5.46	5.46
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.46	21.00	1.00	1.00
##000000	5.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F88E3

Deuteranopia (green-blind)

#3F7DDD

Tritanopia (blue-blind)

#0992A3

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #617cdf;
/* rgb */ color: rgb(97, 124, 223);
/* oklch */ color: oklch(61.3% 0.153 270.0);

Tailwind

colors: {
  custom: {
    50: '#97a1e9',
    500: '#617cdf',
    950: '#000000',
  },
}

SCSS

$custom: #617cdf;
$custom-light: #97a1e9;
$custom-dark: #000000;

JSON

{
  "hex": "#617cdf",
  "rgb": {
    "r": 97,
    "g": 124,
    "b": 223
  },
  "hsl": {
    "h": 227.143,
    "s": 66.316,
    "l": 62.745
  },
  "oklch": {
    "l": 0.61322,
    "c": 0.15266,
    "h": 270
  },
  "luminance": 0.22284
}

Semantic roles & 50–950 ramp

primary

#617CDF

secondary

#E5DBB7

accent

#A717CE

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #617CDF

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

Preview Lab → · Contrast checker → · Palette generator →