#617FB4#617FB4

#617FB4 is a mid, moderate blue. Relative luminance 0.210; OKLCH L 59.6% C 0.089 H 261.4°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#617FB4
RGB	rgb(97, 127, 180)
HSL	hsl(218, 36%, 54%)
HSV	hsv(218, 46%, 71%)
CMYK	cmyk(46.1%, 29.4%, 0%, 29.4%)
CIE-LAB	lab(52.96, 3.83, -31.31)
CIE-LCH	lch(52.96, 31.54, 276.97°)
OKLab	oklab(59.56% -0.0133 -0.0876)
OKLCH	oklch(59.56% 0.089 261.4)
XYZ	xyz(20.7547, 21.0141, 46.1337)
Luminance	0.2102 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#617FB4 #B49661

analogous

#61A9B4 #617FB4 #6D61B4

triadic

#617FB4 #B4617F #7FB461

tetradic

#617FB4 #B461A9 #B49661 #61B46D

square

#617FB4 #B461A9 #B49661 #61B46D

split-complementary

#617FB4 #B46D61 #A9B461

monochromatic

#324669 #456192 #617FB4 #8BA1C8 #B4C2DB

Accessibility & contrast

On white

4.04

#617FB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#617FB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #617FB4

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##617FB4	#FFFFFF	#000000	##000000
##617FB4	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B83B6

Deuteranopia (green-blind)

#627BB3

Tritanopia (blue-blind)

#418A92

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #617fb4;
/* rgb */ color: rgb(97, 127, 180);
/* oklch */ color: oklch(59.6% 0.089 261.4);

Tailwind

colors: {
  custom: {
    50: '#92a3ca',
    500: '#617fb4',
    950: '#000000',
  },
}

SCSS

$custom: #617fb4;
$custom-light: #92a3ca;
$custom-dark: #000000;

JSON

{
  "hex": "#617fb4",
  "rgb": {
    "r": 97,
    "g": 127,
    "b": 180
  },
  "hsl": {
    "h": 218.313,
    "s": 35.622,
    "l": 54.314
  },
  "oklch": {
    "l": 0.5956,
    "c": 0.08864,
    "h": 261.4
  },
  "luminance": 0.21015
}

Semantic roles & 50–950 ramp

primary

#617FB4

secondary

#CABDA7

accent

#A35CCC

background

#F9FAFC

surface

#F1F3F8

border

#CBCDD1

text

#0D0F13

muted

#7E7F82

Preview Lab

Preview with #617FB4

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

Preview Lab → · Contrast checker → · Palette generator →