#657CD6#657CD6

#657CD6 is a mid, vivid blue. Relative luminance 0.220; OKLCH L 61.0% C 0.139 H 271.0°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#657CD6
RGB	rgb(101, 124, 214)
HSL	hsl(228, 58%, 62%)
HSV	hsv(228, 53%, 84%)
CMYK	cmyk(52.8%, 42.1%, 0%, 16.1%)
CIE-LAB	lab(54.06, 17.11, -48.94)
CIE-LCH	lch(54.06, 51.84, 289.27°)
OKLab	oklab(61.02% 0.0024 -0.1389)
OKLCH	oklch(61.02% 0.139 271)
XYZ	xyz(24.7081, 22.0353, 66.5565)
Luminance	0.2204 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657CD6 #D6BF65

analogous

#65B4D6 #657CD6 #8765D6

triadic

#657CD6 #D6657C #7CD665

tetradic

#657CD6 #D665B4 #D6BF65 #65D687

square

#657CD6 #D665B4 #D6BF65 #65D687

split-complementary

#657CD6 #D68765 #B4D665

monochromatic

#283F98 #3553C8 #657CD6 #95A5E3 #C6CEF0

Accessibility & contrast

On white

3.88

#657CD6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#657CD6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657CD6

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657CD6	#FFFFFF	#000000	##000000
##657CD6	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)

#5786D9

Deuteranopia (green-blind)

#4A7DD4

Tritanopia (blue-blind)

#2E8F9F

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #657cd6;
/* rgb */ color: rgb(101, 124, 214);
/* oklch */ color: oklch(61.0% 0.139 271.0);

Tailwind

colors: {
  custom: {
    50: '#98a1e3',
    500: '#657cd6',
    950: '#000000',
  },
}

SCSS

$custom: #657cd6;
$custom-light: #98a1e3;
$custom-dark: #000000;

JSON

{
  "hex": "#657cd6",
  "rgb": {
    "r": 101,
    "g": 124,
    "b": 214
  },
  "hsl": {
    "h": 227.788,
    "s": 57.949,
    "l": 61.765
  },
  "oklch": {
    "l": 0.61023,
    "c": 0.13891,
    "h": 271
  },
  "luminance": 0.22037
}

Semantic roles & 50–950 ramp

primary

#657CD6

secondary

#E0D8B6

accent

#A420C6

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #657CD6

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

Preview Lab → · Contrast checker → · Palette generator →