#657FE7#657FE7

#657FE7 is a light, vivid blue. Relative luminance 0.237; OKLCH L 62.7% C 0.159 H 270.7°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#657FE7
RGB	rgb(101, 127, 231)
HSL	hsl(228, 73%, 65%)
HSV	hsv(228, 56%, 91%)
CMYK	cmyk(56.3%, 45%, 0%, 9.4%)
CIE-LAB	lab(55.80, 20.72, -55.71)
CIE-LCH	lch(55.80, 59.44, 290.40°)
OKLab	oklab(62.66% 0.0019 -0.1587)
OKLCH	oklch(62.66% 0.159 270.7)
XYZ	xyz(27.3752, 23.7129, 78.7203)
Luminance	0.2371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657FE7 #E7CD65

analogous

#65C0E7 #657FE7 #8C65E7

triadic

#657FE7 #E7657F #7FE765

tetradic

#657FE7 #E765C0 #E7CD65 #65E78C

square

#657FE7 #E765C0 #E7CD65 #65E78C

split-complementary

#657FE7 #E78C65 #C0E765

monochromatic

#1C3BB5 #3053DF #657FE7 #9AABEF #CFD7F8

Accessibility & contrast

On white

3.66

#657FE7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.74

#657FE7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657FE7

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657FE7	#FFFFFF	#000000	##000000
##657FE7	1.00	3.66	5.74	5.74
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.74	21.00	1.00	1.00
##000000	5.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#508CEB

Deuteranopia (green-blind)

#3E80E5

Tritanopia (blue-blind)

#0E96A8

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #657fe7;
/* rgb */ color: rgb(101, 127, 231);
/* oklch */ color: oklch(62.7% 0.159 270.7);

Tailwind

colors: {
  custom: {
    50: '#9aa3ef',
    500: '#657fe7',
    950: '#000000',
  },
}

SCSS

$custom: #657fe7;
$custom-light: #9aa3ef;
$custom-dark: #000000;

JSON

{
  "hex": "#657fe7",
  "rgb": {
    "r": 101,
    "g": 127,
    "b": 231
  },
  "hsl": {
    "h": 228,
    "s": 73.034,
    "l": 65.098
  },
  "oklch": {
    "l": 0.62656,
    "c": 0.15875,
    "h": 270.7
  },
  "luminance": 0.23715
}

Semantic roles & 50–950 ramp

primary

#657FE7

secondary

#EAE1BE

accent

#AE10D5

background

#FAFAFE

surface

#F3F3FD

border

#CDCDD5

text

#0F0F16

muted

#7F7F84

Preview Lab

Preview with #657FE7

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

Preview Lab → · Contrast checker → · Palette generator →