#657FCD#657FCD

#657FCD is a mid, vivid blue. Relative luminance 0.224; OKLCH L 61.1% C 0.122 H 268.7°. Best body text is #000000 at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#657FCD
RGB	rgb(101, 127, 205)
HSL	hsl(225, 51%, 60%)
HSV	hsv(225, 51%, 80%)
CMYK	cmyk(50.7%, 38%, 0%, 19.6%)
CIE-LAB	lab(54.40, 12.47, -43.32)
CIE-LCH	lch(54.40, 45.07, 286.06°)
OKLab	oklab(61.13% -0.0028 -0.1224)
OKLCH	oklch(61.13% 0.122 268.7)
XYZ	xyz(23.9721, 22.3516, 60.7969)
Luminance	0.2235 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657FCD #CDB365

analogous

#65B3CD #657FCD #7F65CD

triadic

#657FCD #CD657F #7FCD65

tetradic

#657FCD #CD65B3 #CDB365 #65CD7F

square

#657FCD #CD65B3 #CDB365 #65CD7F

split-complementary

#657FCD #CD7F65 #B3CD65

monochromatic

#2D448B #3C5BB9 #657FCD #93A5DC #C1CCEB

Accessibility & contrast

On white

3.84

#657FCD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.47

#657FCD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657FCD

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657FCD	#FFFFFF	#000000	##000000
##657FCD	1.00	3.84	5.47	5.47
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.47	21.00	1.00	1.00
##000000	5.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6087D0

Deuteranopia (green-blind)

#557ECB

Tritanopia (blue-blind)

#37909C

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #657fcd;
/* rgb */ color: rgb(101, 127, 205);
/* oklch */ color: oklch(61.1% 0.122 268.7);

Tailwind

colors: {
  custom: {
    50: '#97a3dc',
    500: '#657fcd',
    950: '#000000',
  },
}

SCSS

$custom: #657fcd;
$custom-light: #97a3dc;
$custom-dark: #000000;

JSON

{
  "hex": "#657fcd",
  "rgb": {
    "r": 101,
    "g": 127,
    "b": 205
  },
  "hsl": {
    "h": 225,
    "s": 50.98,
    "l": 60
  },
  "oklch": {
    "l": 0.61126,
    "c": 0.12246,
    "h": 268.7
  },
  "luminance": 0.22353
}

Semantic roles & 50–950 ramp

primary

#657FCD

secondary

#DBD1B3

accent

#B74DDA

background

#F9FAFD

surface

#F2F3FB

border

#CCCDD4

text

#0E0F15

muted

#7E7F83

Preview Lab

Preview with #657FCD

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

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