#617CDB#617CDB

#617CDB is a mid, vivid blue. Relative luminance 0.221; OKLCH L 61.1% C 0.147 H 269.7°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#617CDB
RGB	rgb(97, 124, 219)
HSL	hsl(227, 63%, 62%)
HSV	hsv(227, 56%, 86%)
CMYK	cmyk(55.7%, 43.4%, 0%, 14.1%)
CIE-LAB	lab(54.10, 17.86, -51.71)
CIE-LCH	lch(54.10, 54.71, 289.05°)
OKLab	oklab(61.08% -0.0008 -0.1471)
OKLCH	oklch(61.08% 0.147 269.7)
XYZ	xyz(24.9194, 22.0693, 69.9507)
Luminance	0.2207 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#617CDB #DBC061

analogous

#61B9DB #617CDB #8361DB

triadic

#617CDB #DB617C #7CDB61

tetradic

#617CDB #DB61B9 #DBC061 #61DB83

square

#617CDB #DB61B9 #DBC061 #61DB83

split-complementary

#617CDB #DB8361 #B9DB61

monochromatic

#243F9E #2F53D0 #617CDB #93A5E6 #C5CFF2

Accessibility & contrast

On white

3.88

#617CDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#617CDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #617CDB

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##617CDB	#FFFFFF	#000000	##000000
##617CDB	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5287DF

Deuteranopia (green-blind)

#437CD9

Tritanopia (blue-blind)

#1691A1

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #617cdb;
/* rgb */ color: rgb(97, 124, 219);
/* oklch */ color: oklch(61.1% 0.147 269.7);

Tailwind

colors: {
  custom: {
    50: '#96a1e7',
    500: '#617cdb',
    950: '#000000',
  },
}

SCSS

$custom: #617cdb;
$custom-light: #96a1e7;
$custom-dark: #000000;

JSON

{
  "hex": "#617cdb",
  "rgb": {
    "r": 97,
    "g": 124,
    "b": 219
  },
  "hsl": {
    "h": 226.721,
    "s": 62.887,
    "l": 61.961
  },
  "oklch": {
    "l": 0.61077,
    "c": 0.14711,
    "h": 269.7
  },
  "luminance": 0.22071
}

Semantic roles & 50–950 ramp

primary

#617CDB

secondary

#E2D8B5

accent

#A41BCB

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #617CDB

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

Preview Lab → · Contrast checker → · Palette generator →