#657AFF#657AFF

#657AFF is a light, vivid blue. Relative luminance 0.239; OKLCH L 63.3% C 0.197 H 272.7°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#657AFF
RGB	rgb(101, 122, 255)
HSL	hsl(232, 100%, 70%)
HSV	hsv(232, 60%, 100%)
CMYK	cmyk(60.4%, 52.2%, 0%, 0%)
CIE-LAB	lab(55.99, 31.52, -68.72)
CIE-LCH	lch(55.99, 75.60, 294.64°)
OKLab	oklab(63.27% 0.0094 -0.197)
OKLCH	oklch(63.27% 0.197 272.7)
XYZ	xyz(30.3704, 23.9033, 97.6017)
Luminance	0.2391 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657AFF #FFEA65

analogous

#65C7FF #657AFF #9D65FF

triadic

#657AFF #FF657A #7AFF65

tetradic

#657AFF #FF65C7 #FFEA65 #65FF9D

square

#657AFF #FF65C7 #FFEA65 #65FF9D

split-complementary

#657AFF #FF9D65 #C7FF65

monochromatic

#0020EA #2845FF #657AFF #A2AFFF #DFE4FF

Accessibility & contrast

On white

3.63

#657AFF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#657AFF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657AFF

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657AFF	#FFFFFF	#000000	##000000
##657AFF	1.00	3.63	5.78	5.78
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.78	21.00	1.00	1.00
##000000	5.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#268DFF

Deuteranopia (green-blind)

#0080FC

Tritanopia (blue-blind)

#0099B1

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #657aff;
/* rgb */ color: rgb(101, 122, 255);
/* oklch */ color: oklch(63.3% 0.197 272.7);

Tailwind

colors: {
  custom: {
    50: '#9ea0ff',
    500: '#657aff',
    950: '#000000',
  },
}

SCSS

$custom: #657aff;
$custom-light: #9ea0ff;
$custom-dark: #000000;

JSON

{
  "hex": "#657aff",
  "rgb": {
    "r": 101,
    "g": 122,
    "b": 255
  },
  "hsl": {
    "h": 231.818,
    "s": 100,
    "l": 69.804
  },
  "oklch": {
    "l": 0.6327,
    "c": 0.19726,
    "h": 272.7
  },
  "luminance": 0.23906
}

Semantic roles & 50–950 ramp

primary

#657AFF

secondary

#F6F0CA

accent

#C600E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#100E18

muted

#7F7E86

Preview Lab

Preview with #657AFF

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

Preview Lab → · Contrast checker → · Palette generator →