#657DF1#657DF1

#657DF1 is a light, vivid blue. Relative luminance 0.238; OKLCH L 62.9% C 0.175 H 271.7°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#657DF1
RGB	rgb(101, 125, 241)
HSL	hsl(230, 83%, 67%)
HSV	hsv(230, 58%, 95%)
CMYK	cmyk(58.1%, 48.1%, 0%, 5.5%)
CIE-LAB	lab(55.87, 25.16, -61.17)
CIE-LCH	lch(55.87, 66.14, 292.36°)
OKLab	oklab(62.9% 0.0053 -0.1748)
OKLCH	oklch(62.9% 0.175 271.7)
XYZ	xyz(28.5724, 23.7826, 86.2869)
Luminance	0.2379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DF1 #F1D965

analogous

#65C3F1 #657DF1 #9365F1

triadic

#657DF1 #F1657D #7DF165

tetradic

#657DF1 #F165C3 #F1D965 #65F193

square

#657DF1 #F165C3 #F1D965 #65F193

split-complementary

#657DF1 #F19365 #C3F165

monochromatic

#1232C9 #2D4EEC #657DF1 #9DACF6 #D5DCFB

Accessibility & contrast

On white

3.65

#657DF1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#657DF1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DF1

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DF1	#FFFFFF	#000000	##000000
##657DF1	1.00	3.65	5.76	5.76
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#438CF5

Deuteranopia (green-blind)

#2B80EF

Tritanopia (blue-blind)

#0097AB

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #657df1;
/* rgb */ color: rgb(101, 125, 241);
/* oklch */ color: oklch(62.9% 0.175 271.7);

Tailwind

colors: {
  custom: {
    50: '#9ca2f6',
    500: '#657df1',
    950: '#000000',
  },
}

SCSS

$custom: #657df1;
$custom-light: #9ca2f6;
$custom-dark: #000000;

JSON

{
  "hex": "#657df1",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 241
  },
  "hsl": {
    "h": 229.714,
    "s": 83.333,
    "l": 67.059
  },
  "oklch": {
    "l": 0.62898,
    "c": 0.17488,
    "h": 271.7
  },
  "luminance": 0.23785
}

Semantic roles & 50–950 ramp

primary

#657DF1

secondary

#EFE8C3

accent

#BA06E0

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0F17

muted

#7F7E85

Preview Lab

Preview with #657DF1

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

Preview Lab → · Contrast checker → · Palette generator →