#657FFE#657FFE

#657FFE is a light, vivid blue. Relative luminance 0.251; OKLCH L 64.1% C 0.190 H 271.4°. Best body text is #000000 at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#657FFE
RGB	rgb(101, 127, 254)
HSL	hsl(230, 99%, 70%)
HSV	hsv(230, 60%, 100%)
CMYK	cmyk(60.2%, 50%, 0%, 0.4%)
CIE-LAB	lab(57.17, 28.18, -66.26)
CIE-LCH	lch(57.17, 72.01, 293.04°)
OKLab	oklab(64.14% 0.0046 -0.1898)
OKLCH	oklch(64.14% 0.19 271.4)
XYZ	xyz(30.8396, 25.0987, 96.9661)
Luminance	0.2510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657FFE #FEE465

analogous

#65CCFE #657FFE #9865FE

triadic

#657FFE #FE657F #7FFE65

tetradic

#657FFE #FE65CC #FEE465 #65FE98

square

#657FFE #FE65CC #FEE465 #65FE98

split-complementary

#657FFE #FE9865 #CCFE65

monochromatic

#0229E7 #284CFE #657FFE #A2B2FE #DFE4FF

Accessibility & contrast

On white

3.49

#657FFE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.02

#657FFE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657FFE

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657FFE	#FFFFFF	#000000	##000000
##657FFE	1.00	3.49	6.02	6.02
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.02	21.00	1.00	1.00
##000000	6.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3890FF

Deuteranopia (green-blind)

#0E83FB

Tritanopia (blue-blind)

#009CB3

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #657ffe;
/* rgb */ color: rgb(101, 127, 254);
/* oklch */ color: oklch(64.1% 0.190 271.4);

Tailwind

colors: {
  custom: {
    50: '#9ea3ff',
    500: '#657ffe',
    950: '#000000',
  },
}

SCSS

$custom: #657ffe;
$custom-light: #9ea3ff;
$custom-dark: #000000;

JSON

{
  "hex": "#657ffe",
  "rgb": {
    "r": 101,
    "g": 127,
    "b": 254
  },
  "hsl": {
    "h": 229.804,
    "s": 98.71,
    "l": 69.608
  },
  "oklch": {
    "l": 0.6414,
    "c": 0.18982,
    "h": 271.4
  },
  "luminance": 0.25101
}

Semantic roles & 50–950 ramp

primary

#657FFE

secondary

#F5EECA

accent

#BF00E6

background

#FAFAFF

surface

#F4F3FF

border

#CECDD7

text

#100F18

muted

#7F7F86

Preview Lab

Preview with #657FFE

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

Preview Lab → · Contrast checker → · Palette generator →