#657DFF#657DFF

#657DFF is a light, vivid blue. Relative luminance 0.247; OKLCH L 63.8% C 0.194 H 271.9°. Best body text is #000000 at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#657DFF
RGB	rgb(101, 125, 255)
HSL	hsl(231, 100%, 70%)
HSV	hsv(231, 60%, 100%)
CMYK	cmyk(60.4%, 51%, 0%, 0%)
CIE-LAB	lab(56.73, 29.72, -67.52)
CIE-LCH	lch(56.73, 73.77, 293.76°)
OKLab	oklab(63.83% 0.0066 -0.1935)
OKLCH	oklch(63.83% 0.194 271.9)
XYZ	xyz(30.7444, 24.6514, 97.7264)
Luminance	0.2465 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DFF #FFE765

analogous

#65CAFF #657DFF #9A65FF

triadic

#657DFF #FF657D #7DFF65

tetradic

#657DFF #FF65CA #FFE765 #65FF9A

square

#657DFF #FF65CA #FFE765 #65FF9A

split-complementary

#657DFF #FF9A65 #CAFF65

monochromatic

#0024EA #2849FF #657DFF #A2B1FF #DFE4FF

Accessibility & contrast

On white

3.54

#657DFF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.93

#657DFF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DFF

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DFF	#FFFFFF	#000000	##000000
##657DFF	1.00	3.54	5.93	5.93
#FFFFFF	3.54	1.00	21.00	21.00
#000000	5.93	21.00	1.00	1.00
##000000	5.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#318FFF

Deuteranopia (green-blind)

#0082FC

Tritanopia (blue-blind)

#009BB2

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #657dff;
/* rgb */ color: rgb(101, 125, 255);
/* oklch */ color: oklch(63.8% 0.194 271.9);

Tailwind

colors: {
  custom: {
    50: '#9ea2ff',
    500: '#657dff',
    950: '#000000',
  },
}

SCSS

$custom: #657dff;
$custom-light: #9ea2ff;
$custom-dark: #000000;

JSON

{
  "hex": "#657dff",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 255
  },
  "hsl": {
    "h": 230.649,
    "s": 100,
    "l": 69.804
  },
  "oklch": {
    "l": 0.6383,
    "c": 0.19359,
    "h": 271.9
  },
  "luminance": 0.24654
}

Semantic roles & 50–950 ramp

primary

#657DFF

secondary

#F6EFCA

accent

#C200E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#100F18

muted

#7F7E86

Preview Lab

Preview with #657DFF

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

Preview Lab → · Contrast checker → · Palette generator →