#657FC0#657FC0

#657FC0 is a mid, moderate blue. Relative luminance 0.218; OKLCH L 60.4% C 0.104 H 266.7°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#657FC0
RGB	rgb(101, 127, 192)
HSL	hsl(223, 42%, 57%)
HSV	hsv(223, 47%, 75%)
CMYK	cmyk(47.4%, 33.9%, 0%, 24.7%)
CIE-LAB	lab(53.76, 8.46, -36.92)
CIE-LCH	lch(53.76, 37.88, 282.91°)
OKLab	oklab(60.42% -0.0059 -0.1038)
OKLCH	oklch(60.42% 0.104 266.7)
XYZ	xyz(22.4676, 21.7498, 52.8732)
Luminance	0.2175 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657FC0 #C0A665

analogous

#65ACC0 #657FC0 #7965C0

triadic

#657FC0 #C0657F #7FC065

tetradic

#657FC0 #C065AC #C0A665 #65C079

square

#657FC0 #C065AC #C0A665 #65C079

split-complementary

#657FC0 #C07965 #ACC065

monochromatic

#324679 #435FA5 #657FC0 #90A3D2 #BCC7E4

Accessibility & contrast

On white

3.93

#657FC0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#657FC0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657FC0

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657FC0	#FFFFFF	#000000	##000000
##657FC0	1.00	3.93	5.35	5.35
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6785C3

Deuteranopia (green-blind)

#5D7DBF

Tritanopia (blue-blind)

#418D97

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #657fc0;
/* rgb */ color: rgb(101, 127, 192);
/* oklch */ color: oklch(60.4% 0.104 266.7);

Tailwind

colors: {
  custom: {
    50: '#95a3d3',
    500: '#657fc0',
    950: '#000000',
  },
}

SCSS

$custom: #657fc0;
$custom-light: #95a3d3;
$custom-dark: #000000;

JSON

{
  "hex": "#657fc0",
  "rgb": {
    "r": 101,
    "g": 127,
    "b": 192
  },
  "hsl": {
    "h": 222.857,
    "s": 41.935,
    "l": 57.451
  },
  "oklch": {
    "l": 0.60424,
    "c": 0.104,
    "h": 266.7
  },
  "luminance": 0.21751
}

Semantic roles & 50–950 ramp

primary

#657FC0

secondary

#D3C8AE

accent

#AE56D2

background

#F9FAFD

surface

#F2F3FA

border

#CCCDD3

text

#0E0F14

muted

#7E7F83

Preview Lab

Preview with #657FC0

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

Preview Lab → · Contrast checker → · Palette generator →