#657EDA#657EDA

#657EDA is a mid, vivid blue. Relative luminance 0.228; OKLCH L 61.7% C 0.142 H 270.4°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#657EDA
RGB	rgb(101, 126, 218)
HSL	hsl(227, 61%, 63%)
HSV	hsv(227, 54%, 85%)
CMYK	cmyk(53.7%, 42.2%, 0%, 14.5%)
CIE-LAB	lab(54.81, 17.16, -50.00)
CIE-LCH	lch(54.81, 52.86, 288.95°)
OKLab	oklab(61.67% 0.0009 -0.142)
OKLCH	oklch(61.67% 0.142 270.4)
XYZ	xyz(25.4784, 22.7486, 69.3644)
Luminance	0.2275 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657EDA #DAC165

analogous

#65B9DA #657EDA #8665DA

triadic

#657EDA #DA657E #7EDA65

tetradic

#657EDA #DA65B9 #DAC165 #65DA86

square

#657EDA #DA65B9 #DAC165 #65DA86

split-complementary

#657EDA #DA8665 #B9DA65

monochromatic

#26409F #3455CE #657EDA #96A7E6 #C8D1F2

Accessibility & contrast

On white

3.78

#657EDA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#657EDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657EDA

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657EDA	#FFFFFF	#000000	##000000
##657EDA	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5789DE

Deuteranopia (green-blind)

#497ED8

Tritanopia (blue-blind)

#2992A1

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #657eda;
/* rgb */ color: rgb(101, 126, 218);
/* oklch */ color: oklch(61.7% 0.142 270.4);

Tailwind

colors: {
  custom: {
    50: '#98a3e6',
    500: '#657eda',
    950: '#000000',
  },
}

SCSS

$custom: #657eda;
$custom-light: #98a3e6;
$custom-dark: #000000;

JSON

{
  "hex": "#657eda",
  "rgb": {
    "r": 101,
    "g": 126,
    "b": 218
  },
  "hsl": {
    "h": 227.179,
    "s": 61.257,
    "l": 62.549
  },
  "oklch": {
    "l": 0.61667,
    "c": 0.142,
    "h": 270.4
  },
  "luminance": 0.2275
}

Semantic roles & 50–950 ramp

primary

#657EDA

secondary

#E3DAB8

accent

#A41DC9

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0F16

muted

#7E7E84

Preview Lab

Preview with #657EDA

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

Preview Lab → · Contrast checker → · Palette generator →