#657DB8#657DB8

#657DB8 is a mid, moderate blue. Relative luminance 0.209; OKLCH L 59.6% C 0.095 H 266.7°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#657DB8
RGB	rgb(101, 125, 184)
HSL	hsl(223, 37%, 56%)
HSV	hsv(223, 45%, 72%)
CMYK	cmyk(45.1%, 32.1%, 0%, 27.8%)
CIE-LAB	lab(52.83, 7.25, -33.80)
CIE-LCH	lch(52.83, 34.57, 282.10°)
OKLab	oklab(59.58% -0.0055 -0.0948)
OKLCH	oklch(59.58% 0.095 266.7)
XYZ	xyz(21.3494, 20.8934, 48.2460)
Luminance	0.2089 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DB8 #B8A065

analogous

#65A6B8 #657DB8 #7665B8

triadic

#657DB8 #B8657D #7DB865

tetradic

#657DB8 #B865A6 #B8A065 #65B876

square

#657DB8 #B865A6 #B8A065 #65B876

split-complementary

#657DB8 #B87665 #A6B865

monochromatic

#33456F #475E99 #657DB8 #8FA0CB #B9C4DF

Accessibility & contrast

On white

4.05

#657DB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#657DB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DB8

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DB8	#FFFFFF	#000000	##000000
##657DB8	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6882BA

Deuteranopia (green-blind)

#5F7BB7

Tritanopia (blue-blind)

#468992

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #657db8;
/* rgb */ color: rgb(101, 125, 184);
/* oklch */ color: oklch(59.6% 0.095 266.7);

Tailwind

colors: {
  custom: {
    50: '#95a2cd',
    500: '#657db8',
    950: '#000000',
  },
}

SCSS

$custom: #657db8;
$custom-light: #95a2cd;
$custom-dark: #000000;

JSON

{
  "hex": "#657db8",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 184
  },
  "hsl": {
    "h": 222.651,
    "s": 36.889,
    "l": 55.882
  },
  "oklch": {
    "l": 0.59581,
    "c": 0.09493,
    "h": 266.7
  },
  "luminance": 0.20895
}

Semantic roles & 50–950 ramp

primary

#657DB8

secondary

#CEC4AB

accent

#AC5BCD

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0D0F13

muted

#7E7E82

Preview Lab

Preview with #657DB8

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

Preview Lab → · Contrast checker → · Palette generator →