#657CC4#657CC4

#657CC4 is a mid, moderate blue. Relative luminance 0.212; OKLCH L 60.0% C 0.113 H 269.4°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#657CC4
RGB	rgb(101, 124, 196)
HSL	hsl(225, 45%, 58%)
HSV	hsv(225, 48%, 77%)
CMYK	cmyk(48.5%, 36.7%, 0%, 23.1%)
CIE-LAB	lab(53.13, 11.49, -40.20)
CIE-LCH	lch(53.13, 41.81, 285.95°)
OKLab	oklab(60% -0.0013 -0.1134)
OKLCH	oklch(60% 0.113 269.4)
XYZ	xyz(22.5351, 21.1661, 55.1119)
Luminance	0.2117 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657CC4 #C4AD65

analogous

#65ABC4 #657CC4 #7D65C4

triadic

#657CC4 #C4657C #7CC465

tetradic

#657CC4 #C465AB #C4AD65 #65C47D

square

#657CC4 #C465AB #C4AD65 #65C47D

split-complementary

#657CC4 #C47D65 #ABC465

monochromatic

#30437E #415BAA #657CC4 #91A2D5 #BDC7E6

Accessibility & contrast

On white

4.01

#657CC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#657CC4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657CC4

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657CC4	#FFFFFF	#000000	##000000
##657CC4	1.00	4.01	5.23	5.23
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6183C7

Deuteranopia (green-blind)

#577BC2

Tritanopia (blue-blind)

#3F8B97

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #657cc4;
/* rgb */ color: rgb(101, 124, 196);
/* oklch */ color: oklch(60.0% 0.113 269.4);

Tailwind

colors: {
  custom: {
    50: '#96a1d6',
    500: '#657cc4',
    950: '#000000',
  },
}

SCSS

$custom: #657cc4;
$custom-light: #96a1d6;
$custom-dark: #000000;

JSON

{
  "hex": "#657cc4",
  "rgb": {
    "r": 101,
    "g": 124,
    "b": 196
  },
  "hsl": {
    "h": 225.474,
    "s": 44.601,
    "l": 58.235
  },
  "oklch": {
    "l": 0.6,
    "c": 0.11337,
    "h": 269.4
  },
  "luminance": 0.21168
}

Semantic roles & 50–950 ramp

primary

#657CC4

secondary

#D5CCAF

accent

#B553D4

background

#F9F9FD

surface

#F2F2FA

border

#CCCCD3

text

#0E0F14

muted

#7E7E83

Preview Lab

Preview with #657CC4

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

Preview Lab → · Contrast checker → · Palette generator →