#656FCB#656FCB

#656FCB is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.7% C 0.140 H 276.4°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#656FCB
RGB	rgb(101, 111, 203)
HSL	hsl(234, 50%, 60%)
HSV	hsv(234, 50%, 80%)
CMYK	cmyk(50.2%, 45.3%, 0%, 20.4%)
CIE-LAB	lab(50.03, 21.57, -49.11)
CIE-LCH	lch(50.03, 53.64, 293.71°)
OKLab	oklab(57.75% 0.0156 -0.1395)
OKLCH	oklch(57.75% 0.14 276.4)
XYZ	xyz(21.8274, 18.4461, 58.8986)
Luminance	0.1845 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#656FCB #CBC165

analogous

#65A2CB #656FCB #8E65CB

triadic

#656FCB #CB656F #6FCB65

tetradic

#656FCB #CB65A2 #CBC165 #65CB8E

square

#656FCB #CB65A2 #CBC165 #65CB8E

split-complementary

#656FCB #CB8E65 #A2CB65

monochromatic

#2E3788 #3D49B6 #656FCB #939ADA #C1C5EA

Accessibility & contrast

On white

4.48

#656FCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#656FCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #656FCB

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##656FCB	#FFFFFF	#000000	##000000
##656FCB	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#487BCE

Deuteranopia (green-blind)

#3E73C9

Tritanopia (blue-blind)

#3B8393

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #656fcb;
/* rgb */ color: rgb(101, 111, 203);
/* oklch */ color: oklch(57.7% 0.140 276.4);

Tailwind

colors: {
  custom: {
    50: '#9798db',
    500: '#656fcb',
    950: '#000000',
  },
}

SCSS

$custom: #656fcb;
$custom-light: #9798db;
$custom-dark: #000000;

JSON

{
  "hex": "#656fcb",
  "rgb": {
    "r": 101,
    "g": 111,
    "b": 203
  },
  "hsl": {
    "h": 234.118,
    "s": 49.515,
    "l": 59.608
  },
  "oklch": {
    "l": 0.57747,
    "c": 0.14038,
    "h": 276.4
  },
  "luminance": 0.18447
}

Semantic roles & 50–950 ramp

primary

#656FCB

secondary

#DAD6B2

accent

#CB4FD9

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #656FCB

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

Preview Lab → · Contrast checker → · Palette generator →