#617BDB#617BDB

#617BDB is a mid, vivid blue. Relative luminance 0.218; OKLCH L 60.9% C 0.148 H 270.1°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#617BDB
RGB	rgb(97, 123, 219)
HSL	hsl(227, 63%, 62%)
HSV	hsv(227, 56%, 86%)
CMYK	cmyk(55.7%, 43.8%, 0%, 14.1%)
CIE-LAB	lab(53.84, 18.47, -52.13)
CIE-LCH	lch(53.84, 55.31, 289.50°)
OKLab	oklab(60.87% 0.0003 -0.1484)
OKLCH	oklch(60.87% 0.148 270.1)
XYZ	xyz(24.7947, 21.8199, 69.9092)
Luminance	0.2182 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#617BDB #DBC161

analogous

#61B8DB #617BDB #8461DB

triadic

#617BDB #DB617B #7BDB61

tetradic

#617BDB #DB61B8 #DBC161 #61DB84

square

#617BDB #DB61B8 #DBC161 #61DB84

split-complementary

#617BDB #DB8461 #B8DB61

monochromatic

#243E9E #2F51D0 #617BDB #93A5E6 #C5CEF2

Accessibility & contrast

On white

3.91

#617BDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#617BDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #617BDB

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##617BDB	#FFFFFF	#000000	##000000
##617BDB	1.00	3.91	5.36	5.36
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5186DF

Deuteranopia (green-blind)

#417CD9

Tritanopia (blue-blind)

#1690A0

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #617bdb;
/* rgb */ color: rgb(97, 123, 219);
/* oklch */ color: oklch(60.9% 0.148 270.1);

Tailwind

colors: {
  custom: {
    50: '#97a0e7',
    500: '#617bdb',
    950: '#000000',
  },
}

SCSS

$custom: #617bdb;
$custom-light: #97a0e7;
$custom-dark: #000000;

JSON

{
  "hex": "#617bdb",
  "rgb": {
    "r": 97,
    "g": 123,
    "b": 219
  },
  "hsl": {
    "h": 227.213,
    "s": 62.887,
    "l": 61.961
  },
  "oklch": {
    "l": 0.60874,
    "c": 0.14836,
    "h": 270.1
  },
  "luminance": 0.21822
}

Semantic roles & 50–950 ramp

primary

#617BDB

secondary

#E2D9B5

accent

#A51BCB

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #617BDB

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

Preview Lab → · Contrast checker → · Palette generator →