#657DE9#657DE9

#657DE9 is a light, vivid blue. Relative luminance 0.233; OKLCH L 62.4% C 0.164 H 271.5°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#657DE9
RGB	rgb(101, 125, 233)
HSL	hsl(229, 75%, 65%)
HSV	hsv(229, 57%, 91%)
CMYK	cmyk(56.7%, 46.4%, 0%, 8.6%)
CIE-LAB	lab(55.40, 22.57, -57.47)
CIE-LCH	lch(55.40, 61.75, 291.44°)
OKLab	oklab(62.39% 0.0043 -0.1639)
OKLCH	oklch(62.39% 0.164 271.5)
XYZ	xyz(27.4036, 23.3151, 80.1312)
Luminance	0.2332 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DE9 #E9D165

analogous

#65BFE9 #657DE9 #8F65E9

triadic

#657DE9 #E9657D #7DE965

tetradic

#657DE9 #E965BF #E9D165 #65E98F

square

#657DE9 #E965BF #E9D165 #65E98F

split-complementary

#657DE9 #E98F65 #BFE965

monochromatic

#1A37B9 #2F50E1 #657DE9 #9BAAF1 #D0D7F8

Accessibility & contrast

On white

3.71

#657DE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#657DE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DE9

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DE9	#FFFFFF	#000000	##000000
##657DE9	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A8BED

Deuteranopia (green-blind)

#377FE7

Tritanopia (blue-blind)

#0795A8

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #657de9;
/* rgb */ color: rgb(101, 125, 233);
/* oklch */ color: oklch(62.4% 0.164 271.5);

Tailwind

colors: {
  custom: {
    50: '#9ba2f1',
    500: '#657de9',
    950: '#000000',
  },
}

SCSS

$custom: #657de9;
$custom-light: #9ba2f1;
$custom-dark: #000000;

JSON

{
  "hex": "#657de9",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 233
  },
  "hsl": {
    "h": 229.091,
    "s": 75,
    "l": 65.49
  },
  "oklch": {
    "l": 0.62385,
    "c": 0.164,
    "h": 271.5
  },
  "luminance": 0.23317
}

Semantic roles & 50–950 ramp

primary

#657DE9

secondary

#EBE3BF

accent

#B30ED7

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0F17

muted

#7F7E85

Preview Lab

Preview with #657DE9

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

Preview Lab → · Contrast checker → · Palette generator →