#657EEA#657EEA

#657EEA is a light, vivid blue. Relative luminance 0.236; OKLCH L 62.6% C 0.164 H 271.2°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#657EEA
RGB	rgb(101, 126, 234)
HSL	hsl(229, 76%, 66%)
HSV	hsv(229, 57%, 92%)
CMYK	cmyk(56.8%, 46.2%, 0%, 8.2%)
CIE-LAB	lab(55.71, 22.29, -57.52)
CIE-LCH	lch(55.71, 61.69, 291.18°)
OKLab	oklab(62.65% 0.0034 -0.1641)
OKLCH	oklch(62.65% 0.164 271.2)
XYZ	xyz(27.6741, 23.6268, 80.9281)
Luminance	0.2363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657EEA #EAD165

analogous

#65C0EA #657EEA #8E65EA

triadic

#657EEA #EA657E #7EEA65

tetradic

#657EEA #EA65C0 #EAD165 #65EA8E

square

#657EEA #EA65C0 #EAD165 #65EA8E

split-complementary

#657EEA #EA8E65 #C0EA65

monochromatic

#1A38BB #2F51E3 #657EEA #9BABF1 #D1D8F9

Accessibility & contrast

On white

3.67

#657EEA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.73

#657EEA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657EEA

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657EEA	#FFFFFF	#000000	##000000
##657EEA	1.00	3.67	5.73	5.73
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.73	21.00	1.00	1.00
##000000	5.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B8CEE

Deuteranopia (green-blind)

#3880E8

Tritanopia (blue-blind)

#0196A9

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #657eea;
/* rgb */ color: rgb(101, 126, 234);
/* oklch */ color: oklch(62.6% 0.164 271.2);

Tailwind

colors: {
  custom: {
    50: '#9ba3f1',
    500: '#657eea',
    950: '#000000',
  },
}

SCSS

$custom: #657eea;
$custom-light: #9ba3f1;
$custom-dark: #000000;

JSON

{
  "hex": "#657eea",
  "rgb": {
    "r": 101,
    "g": 126,
    "b": 234
  },
  "hsl": {
    "h": 228.722,
    "s": 76,
    "l": 65.686
  },
  "oklch": {
    "l": 0.62645,
    "c": 0.16411,
    "h": 271.2
  },
  "luminance": 0.23629
}

Semantic roles & 50–950 ramp

primary

#657EEA

secondary

#ECE3BF

accent

#B20DD8

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0F17

muted

#7F7E85

Preview Lab

Preview with #657EEA

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

Preview Lab → · Contrast checker → · Palette generator →