#657EEE#657EEE

#657EEE is a light, vivid blue. Relative luminance 0.239; OKLCH L 62.9% C 0.170 H 271.3°. Best body text is #000000 at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#657EEE
RGB	rgb(101, 126, 238)
HSL	hsl(229, 80%, 66%)
HSV	hsv(229, 58%, 93%)
CMYK	cmyk(57.6%, 47.1%, 0%, 6.7%)
CIE-LAB	lab(55.95, 23.59, -59.38)
CIE-LCH	lch(55.95, 63.89, 291.66°)
OKLab	oklab(62.9% 0.0039 -0.1695)
OKLCH	oklch(62.9% 0.17 271.3)
XYZ	xyz(28.2552, 23.8593, 83.9887)
Luminance	0.2386 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657EEE #EED565

analogous

#65C3EE #657EEE #9165EE

triadic

#657EEE #EE657E #7EEE65

tetradic

#657EEE #EE65C3 #EED565 #65EE91

square

#657EEE #EE65C3 #EED565 #65EE91

split-complementary

#657EEE #EE9165 #C3EE65

monochromatic

#1635C3 #2E50E8 #657EEE #9CACF4 #D3DAFA

Accessibility & contrast

On white

3.64

#657EEE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.77

#657EEE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657EEE

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657EEE	#FFFFFF	#000000	##000000
##657EEE	1.00	3.64	5.77	5.77
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.77	21.00	1.00	1.00
##000000	5.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#488CF2

Deuteranopia (green-blind)

#3280EC

Tritanopia (blue-blind)

#0097AB

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #657eee;
/* rgb */ color: rgb(101, 126, 238);
/* oklch */ color: oklch(62.9% 0.170 271.3);

Tailwind

colors: {
  custom: {
    50: '#9ba3f4',
    500: '#657eee',
    950: '#000000',
  },
}

SCSS

$custom: #657eee;
$custom-light: #9ba3f4;
$custom-dark: #000000;

JSON

{
  "hex": "#657eee",
  "rgb": {
    "r": 101,
    "g": 126,
    "b": 238
  },
  "hsl": {
    "h": 229.051,
    "s": 80.117,
    "l": 66.471
  },
  "oklch": {
    "l": 0.62899,
    "c": 0.16956,
    "h": 271.3
  },
  "luminance": 0.23861
}

Semantic roles & 50–950 ramp

primary

#657EEE

secondary

#EEE6C1

accent

#B609DC

background

#FAF9FF

surface

#F4F2FE

border

#CECCD6

text

#0F0F17

muted

#7F7E85

Preview Lab

Preview with #657EEE

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

Preview Lab → · Contrast checker → · Palette generator →