#657DA4#657DA4

#657DA4 is a mid, moderate blue. Relative luminance 0.201; OKLCH L 58.6% C 0.066 H 260.0°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#657DA4
RGB	rgb(101, 125, 164)
HSL	hsl(217, 26%, 52%)
HSV	hsv(217, 38%, 64%)
CMYK	cmyk(38.4%, 23.8%, 0%, 35.7%)
CIE-LAB	lab(51.97, 1.43, -23.60)
CIE-LCH	lch(51.97, 23.64, 273.48°)
OKLab	oklab(58.62% -0.0116 -0.0655)
OKLCH	oklch(58.62% 0.066 260)
XYZ	xyz(19.3992, 20.1133, 37.9748)
Luminance	0.2011 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DA4 #A48C65

analogous

#659DA4 #657DA4 #6D65A4

triadic

#657DA4 #A4657D #7DA465

tetradic

#657DA4 #A4659D #A48C65 #65A46D

square

#657DA4 #A4659D #A48C65 #65A46D

split-complementary

#657DA4 #A46D65 #9DA465

monochromatic

#35435A #4C6080 #657DA4 #8B9DBB #B2BED1

Accessibility & contrast

On white

4.18

#657DA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#657DA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DA4

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DA4	#FFFFFF	#000000	##000000
##657DA4	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7FA6

Deuteranopia (green-blind)

#6879A3

Tritanopia (blue-blind)

#51858A

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #657da4;
/* rgb */ color: rgb(101, 125, 164);
/* oklch */ color: oklch(58.6% 0.066 260.0);

Tailwind

colors: {
  custom: {
    50: '#93a2bf',
    500: '#657da4',
    950: '#000000',
  },
}

SCSS

$custom: #657da4;
$custom-light: #93a2bf;
$custom-dark: #000000;

JSON

{
  "hex": "#657da4",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 164
  },
  "hsl": {
    "h": 217.143,
    "s": 25.714,
    "l": 51.961
  },
  "oklch": {
    "l": 0.58619,
    "c": 0.06648,
    "h": 260
  },
  "luminance": 0.20114
}

Semantic roles & 50–950 ramp

primary

#657DA4

secondary

#C0B6A5

accent

#9F66C2

background

#F9F9FB

surface

#F1F2F7

border

#CBCCD0

text

#0D0F12

muted

#7E7E81

Preview Lab

Preview with #657DA4

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

Preview Lab → · Contrast checker → · Palette generator →