#657FBC#657FBC

#657FBC is a mid, moderate blue. Relative luminance 0.216; OKLCH L 60.2% C 0.098 H 265.9°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#657FBC
RGB	rgb(101, 127, 188)
HSL	hsl(222, 39%, 57%)
HSV	hsv(222, 46%, 74%)
CMYK	cmyk(46.3%, 32.4%, 0%, 26.3%)
CIE-LAB	lab(53.57, 7.25, -34.93)
CIE-LCH	lch(53.57, 35.68, 281.73°)
OKLab	oklab(60.22% -0.007 -0.098)
OKLCH	oklch(60.22% 0.098 265.9)
XYZ	xyz(22.0304, 21.5750, 50.5707)
Luminance	0.2158 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657FBC #BCA265

analogous

#65ABBC #657FBC #7765BC

triadic

#657FBC #BC657F #7FBC65

tetradic

#657FBC #BC65AB #BCA265 #65BC77

square

#657FBC #BC65AB #BCA265 #65BC77

split-complementary

#657FBC #BC7765 #ABBC65

monochromatic

#334674 #45609F #657FBC #90A2CF #BAC6E1

Accessibility & contrast

On white

3.95

#657FBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#657FBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657FBC

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657FBC	#FFFFFF	#000000	##000000
##657FBC	1.00	3.95	5.32	5.32
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6984BF

Deuteranopia (green-blind)

#607CBB

Tritanopia (blue-blind)

#448C95

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #657fbc;
/* rgb */ color: rgb(101, 127, 188);
/* oklch */ color: oklch(60.2% 0.098 265.9);

Tailwind

colors: {
  custom: {
    50: '#95a3d0',
    500: '#657fbc',
    950: '#000000',
  },
}

SCSS

$custom: #657fbc;
$custom-light: #95a3d0;
$custom-dark: #000000;

JSON

{
  "hex": "#657fbc",
  "rgb": {
    "r": 101,
    "g": 127,
    "b": 188
  },
  "hsl": {
    "h": 222.069,
    "s": 39.367,
    "l": 56.667
  },
  "oklch": {
    "l": 0.60217,
    "c": 0.0983,
    "h": 265.9
  },
  "luminance": 0.21576
}

Semantic roles & 50–950 ramp

primary

#657FBC

secondary

#D0C6AD

accent

#AC59CF

background

#F9FAFC

surface

#F2F3F9

border

#CCCDD2

text

#0E0F14

muted

#7E7F82

Preview Lab

Preview with #657FBC

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

Preview Lab → · Contrast checker → · Palette generator →