#657AE0#657AE0

#657AE0 is a mid, vivid blue. Relative luminance 0.221; OKLCH L 61.2% C 0.155 H 272.3°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#657AE0
RGB	rgb(101, 122, 224)
HSL	hsl(230, 66%, 64%)
HSV	hsv(230, 55%, 88%)
CMYK	cmyk(54.9%, 45.5%, 0%, 12.2%)
CIE-LAB	lab(54.10, 21.50, -54.51)
CIE-LCH	lch(54.10, 58.60, 291.53°)
OKLab	oklab(61.23% 0.0062 -0.1553)
OKLCH	oklch(61.23% 0.155 272.3)
XYZ	xyz(25.7765, 22.0657, 73.4074)
Luminance	0.2207 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657AE0 #E0CB65

analogous

#65B7E0 #657AE0 #8D65E0

triadic

#657AE0 #E0657A #7AE065

tetradic

#657AE0 #E065B7 #E0CB65 #65E08D

square

#657AE0 #E065B7 #E0CB65 #65E08D

split-complementary

#657AE0 #E08D65 #B7E065

monochromatic

#2239A9 #324ED6 #657AE0 #98A6EA #CBD2F5

Accessibility & contrast

On white

3.88

#657AE0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#657AE0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657AE0

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657AE0	#FFFFFF	#000000	##000000
##657AE0	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C87E4

Deuteranopia (green-blind)

#3C7CDE

Tritanopia (blue-blind)

#2190A2

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #657ae0;
/* rgb */ color: rgb(101, 122, 224);
/* oklch */ color: oklch(61.2% 0.155 272.3);

Tailwind

colors: {
  custom: {
    50: '#99a0ea',
    500: '#657ae0',
    950: '#000000',
  },
}

SCSS

$custom: #657ae0;
$custom-light: #99a0ea;
$custom-dark: #000000;

JSON

{
  "hex": "#657ae0",
  "rgb": {
    "r": 101,
    "g": 122,
    "b": 224
  },
  "hsl": {
    "h": 229.756,
    "s": 66.486,
    "l": 63.725
  },
  "oklch": {
    "l": 0.61228,
    "c": 0.15541,
    "h": 272.3
  },
  "luminance": 0.22068
}

Semantic roles & 50–950 ramp

primary

#657AE0

secondary

#E6DFBB

accent

#AF17CE

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0E16

muted

#7E7E84

Preview Lab

Preview with #657AE0

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

Preview Lab → · Contrast checker → · Palette generator →