#657DC5#657DC5

#657DC5 is a mid, moderate blue. Relative luminance 0.215; OKLCH L 60.3% C 0.114 H 268.9°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#657DC5
RGB	rgb(101, 125, 197)
HSL	hsl(225, 45%, 58%)
HSV	hsv(225, 49%, 77%)
CMYK	cmyk(48.7%, 36.5%, 0%, 22.7%)
CIE-LAB	lab(53.45, 11.19, -40.26)
CIE-LCH	lch(53.45, 41.79, 285.54°)
OKLab	oklab(60.27% -0.0022 -0.1135)
OKLCH	oklch(60.27% 0.114 268.9)
XYZ	xyz(22.7752, 21.4637, 55.7553)
Luminance	0.2147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DC5 #C5AD65

analogous

#65ADC5 #657DC5 #7D65C5

triadic

#657DC5 #C5657D #7DC565

tetradic

#657DC5 #C565AD #C5AD65 #65C57D

square

#657DC5 #C565AD #C5AD65 #65C57D

split-complementary

#657DC5 #C57D65 #ADC565

monochromatic

#304480 #415CAC #657DC5 #91A3D6 #BEC8E6

Accessibility & contrast

On white

3.97

#657DC5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#657DC5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DC5

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DC5	#FFFFFF	#000000	##000000
##657DC5	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6284C8

Deuteranopia (green-blind)

#587CC3

Tritanopia (blue-blind)

#3E8C98

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #657dc5;
/* rgb */ color: rgb(101, 125, 197);
/* oklch */ color: oklch(60.3% 0.114 268.9);

Tailwind

colors: {
  custom: {
    50: '#96a2d7',
    500: '#657dc5',
    950: '#000000',
  },
}

SCSS

$custom: #657dc5;
$custom-light: #96a2d7;
$custom-dark: #000000;

JSON

{
  "hex": "#657dc5",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 197
  },
  "hsl": {
    "h": 225,
    "s": 45.283,
    "l": 58.431
  },
  "oklch": {
    "l": 0.60265,
    "c": 0.11356,
    "h": 268.9
  },
  "luminance": 0.21465
}

Semantic roles & 50–950 ramp

primary

#657DC5

secondary

#D6CCB0

accent

#B453D5

background

#F9F9FD

surface

#F2F2FA

border

#CCCCD3

text

#0E0F14

muted

#7E7E83

Preview Lab

Preview with #657DC5

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

Preview Lab → · Contrast checker → · Palette generator →