#657BA0#657BA0

#657BA0 is a mid, moderate blue. Relative luminance 0.195; OKLCH L 58.0% C 0.063 H 260.7°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#657BA0
RGB	rgb(101, 123, 160)
HSL	hsl(218, 24%, 51%)
HSV	hsv(218, 37%, 63%)
CMYK	cmyk(36.9%, 23.1%, 0%, 37.3%)
CIE-LAB	lab(51.23, 1.49, -22.40)
CIE-LCH	lch(51.23, 22.45, 273.81°)
OKLab	oklab(57.99% -0.0102 -0.062)
OKLCH	oklch(57.99% 0.063 260.7)
XYZ	xyz(18.7930, 19.4698, 36.0187)
Luminance	0.1947 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657BA0 #A08A65

analogous

#6598A0 #657BA0 #6C65A0

triadic

#657BA0 #A0657B #7BA065

tetradic

#657BA0 #A06598 #A08A65 #65A06C

square

#657BA0 #A06598 #A08A65 #65A06C

split-complementary

#657BA0 #A06C65 #98A065

monochromatic

#354156 #4C5E7C #657BA0 #8B9BB7 #B1BCCF

Accessibility & contrast

On white

4.29

#657BA0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#657BA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657BA0

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657BA0	#FFFFFF	#000000	##000000
##657BA0	1.00	4.29	4.89	4.89
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7DA2

Deuteranopia (green-blind)

#68789F

Tritanopia (blue-blind)

#528388

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #657ba0;
/* rgb */ color: rgb(101, 123, 160);
/* oklch */ color: oklch(58.0% 0.063 260.7);

Tailwind

colors: {
  custom: {
    50: '#93a1bc',
    500: '#657ba0',
    950: '#000000',
  },
}

SCSS

$custom: #657ba0;
$custom-light: #93a1bc;
$custom-dark: #000000;

JSON

{
  "hex": "#657ba0",
  "rgb": {
    "r": 101,
    "g": 123,
    "b": 160
  },
  "hsl": {
    "h": 217.627,
    "s": 23.695,
    "l": 51.176
  },
  "oklch": {
    "l": 0.57992,
    "c": 0.06287,
    "h": 260.7
  },
  "luminance": 0.19471
}

Semantic roles & 50–950 ramp

primary

#657BA0

secondary

#BDB4A3

accent

#9F68C0

background

#F9F9FB

surface

#F1F2F6

border

#CBCCD0

text

#0D0E12

muted

#7E7E81

Preview Lab

Preview with #657BA0

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

Preview Lab → · Contrast checker → · Palette generator →