#657DA0#657DA0

#657DA0 is a mid, moderate blue. Relative luminance 0.200; OKLCH L 58.4% C 0.061 H 257.7°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#657DA0
RGB	rgb(101, 125, 160)
HSL	hsl(216, 24%, 51%)
HSV	hsv(216, 37%, 63%)
CMYK	cmyk(36.9%, 21.9%, 0%, 37.3%)
CIE-LAB	lab(51.80, 0.32, -21.52)
CIE-LCH	lch(51.80, 21.53, 270.84°)
OKLab	oklab(58.44% -0.0129 -0.0595)
OKLCH	oklch(58.44% 0.061 257.7)
XYZ	xyz(19.0437, 19.9711, 36.1023)
Luminance	0.1997 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DA0 #A08865

analogous

#659AA0 #657DA0 #6A65A0

triadic

#657DA0 #A0657D #7DA065

tetradic

#657DA0 #A0659A #A08865 #65A06A

square

#657DA0 #A0659A #A08865 #65A06A

split-complementary

#657DA0 #A06A65 #9AA065

monochromatic

#354256 #4C5F7C #657DA0 #8B9DB7 #B1BDCF

Accessibility & contrast

On white

4.20

#657DA0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.99

#657DA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DA0

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DA0	#FFFFFF	#000000	##000000
##657DA0	1.00	4.20	4.99	4.99
#FFFFFF	4.20	1.00	21.00	21.00
#000000	4.99	21.00	1.00	1.00
##000000	4.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#717FA2

Deuteranopia (green-blind)

#6A799F

Tritanopia (blue-blind)

#528489

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #657da0;
/* rgb */ color: rgb(101, 125, 160);
/* oklch */ color: oklch(58.4% 0.061 257.7);

Tailwind

colors: {
  custom: {
    50: '#93a2bc',
    500: '#657da0',
    950: '#000000',
  },
}

SCSS

$custom: #657da0;
$custom-light: #93a2bc;
$custom-dark: #000000;

JSON

{
  "hex": "#657da0",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 160
  },
  "hsl": {
    "h": 215.593,
    "s": 23.695,
    "l": 51.176
  },
  "oklch": {
    "l": 0.5844,
    "c": 0.06094,
    "h": 257.7
  },
  "luminance": 0.19972
}

Semantic roles & 50–950 ramp

primary

#657DA0

secondary

#BDB3A3

accent

#9C68C0

background

#F9F9FB

surface

#F1F2F6

border

#CBCCD0

text

#0D0F12

muted

#7E7E81

Preview Lab

Preview with #657DA0

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

Preview Lab → · Contrast checker → · Palette generator →