#657FC7#657FC7

#657FC7 is a mid, moderate blue. Relative luminance 0.221; OKLCH L 60.8% C 0.114 H 267.9°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#657FC7
RGB	rgb(101, 127, 199)
HSL	hsl(224, 47%, 59%)
HSV	hsv(224, 49%, 78%)
CMYK	cmyk(49.2%, 36.2%, 0%, 22%)
CIE-LAB	lab(54.10, 10.61, -40.38)
CIE-LCH	lch(54.10, 41.75, 284.72°)
OKLab	oklab(60.8% -0.0042 -0.1139)
OKLCH	oklch(60.8% 0.114 267.9)
XYZ	xyz(23.2617, 22.0675, 57.0555)
Luminance	0.2207 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657FC7 #C7AD65

analogous

#65B0C7 #657FC7 #7C65C7

triadic

#657FC7 #C7657F #7FC765

tetradic

#657FC7 #C765B0 #C7AD65 #65C77C

square

#657FC7 #C765B0 #C7AD65 #65C77C

split-complementary

#657FC7 #C77C65 #B0C765

monochromatic

#2F4582 #405DAF #657FC7 #92A4D7 #BFCAE8

Accessibility & contrast

On white

3.88

#657FC7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#657FC7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657FC7

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657FC7	#FFFFFF	#000000	##000000
##657FC7	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6486CA

Deuteranopia (green-blind)

#597DC5

Tritanopia (blue-blind)

#3C8E9A

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #657fc7;
/* rgb */ color: rgb(101, 127, 199);
/* oklch */ color: oklch(60.8% 0.114 267.9);

Tailwind

colors: {
  custom: {
    50: '#96a3d8',
    500: '#657fc7',
    950: '#000000',
  },
}

SCSS

$custom: #657fc7;
$custom-light: #96a3d8;
$custom-dark: #000000;

JSON

{
  "hex": "#657fc7",
  "rgb": {
    "r": 101,
    "g": 127,
    "b": 199
  },
  "hsl": {
    "h": 224.082,
    "s": 46.667,
    "l": 58.824
  },
  "oklch": {
    "l": 0.60796,
    "c": 0.11396,
    "h": 267.9
  },
  "luminance": 0.22069
}

Semantic roles & 50–950 ramp

primary

#657FC7

secondary

#D7CDB1

accent

#B351D6

background

#F9FAFD

surface

#F2F3FA

border

#CCCDD3

text

#0E0F14

muted

#7E7F83

Preview Lab

Preview with #657FC7

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

Preview Lab → · Contrast checker → · Palette generator →