#657CEC#657CEC

#657CEC is a light, vivid blue. Relative luminance 0.232; OKLCH L 62.4% C 0.169 H 271.9°. Best body text is #000000 at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#657CEC
RGB	rgb(101, 124, 236)
HSL	hsl(230, 78%, 66%)
HSV	hsv(230, 57%, 93%)
CMYK	cmyk(57.2%, 47.5%, 0%, 7.5%)
CIE-LAB	lab(55.31, 24.15, -59.28)
CIE-LCH	lch(55.31, 64.01, 292.17°)
OKLab	oklab(62.38% 0.0057 -0.1693)
OKLCH	oklch(62.38% 0.169 271.9)
XYZ	xyz(27.7098, 23.2360, 82.3654)
Luminance	0.2324 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657CEC #ECD565

analogous

#65BFEC #657CEC #9165EC

triadic

#657CEC #EC657C #7CEC65

tetradic

#657CEC #EC65BF #ECD565 #65EC91

square

#657CEC #EC65BF #ECD565 #65EC91

split-complementary

#657CEC #EC9165 #BFEC65

monochromatic

#1834BF #2F4EE5 #657CEC #9BAAF3 #D2D9F9

Accessibility & contrast

On white

3.72

#657CEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.65

#657CEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657CEC

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657CEC	#FFFFFF	#000000	##000000
##657CEC	1.00	3.72	5.65	5.65
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.65	21.00	1.00	1.00
##000000	5.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#458BF0

Deuteranopia (green-blind)

#307FEA

Tritanopia (blue-blind)

#0095A9

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #657cec;
/* rgb */ color: rgb(101, 124, 236);
/* oklch */ color: oklch(62.4% 0.169 271.9);

Tailwind

colors: {
  custom: {
    50: '#9ba1f3',
    500: '#657cec',
    950: '#000000',
  },
}

SCSS

$custom: #657cec;
$custom-light: #9ba1f3;
$custom-dark: #000000;

JSON

{
  "hex": "#657cec",
  "rgb": {
    "r": 101,
    "g": 124,
    "b": 236
  },
  "hsl": {
    "h": 229.778,
    "s": 78.035,
    "l": 66.078
  },
  "oklch": {
    "l": 0.62381,
    "c": 0.16935,
    "h": 271.9
  },
  "luminance": 0.23238
}

Semantic roles & 50–950 ramp

primary

#657CEC

secondary

#EDE5C0

accent

#B70BDA

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #657CEC

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

Preview Lab → · Contrast checker → · Palette generator →