#657ADB#657ADB

#657ADB is a mid, vivid blue. Relative luminance 0.218; OKLCH L 60.9% C 0.148 H 272.1°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#657ADB
RGB	rgb(101, 122, 219)
HSL	hsl(229, 62%, 63%)
HSV	hsv(229, 54%, 86%)
CMYK	cmyk(53.9%, 44.3%, 0%, 14.1%)
CIE-LAB	lab(53.81, 19.91, -52.16)
CIE-LCH	lch(53.81, 55.83, 290.89°)
OKLab	oklab(60.92% 0.0055 -0.1484)
OKLCH	oklch(60.92% 0.148 272.1)
XYZ	xyz(25.1084, 21.7985, 69.8885)
Luminance	0.2180 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657ADB #DBC665

analogous

#65B5DB #657ADB #8B65DB

triadic

#657ADB #DB657A #7ADB65

tetradic

#657ADB #DB65B5 #DBC665 #65DB8B

square

#657ADB #DB65B5 #DBC665 #65DB8B

split-complementary

#657ADB #DB8B65 #B5DB65

monochromatic

#253BA0 #334FCF #657ADB #97A5E7 #C8D0F2

Accessibility & contrast

On white

3.92

#657ADB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#657ADB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657ADB

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657ADB	#FFFFFF	#000000	##000000
##657ADB	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5086DF

Deuteranopia (green-blind)

#427CD9

Tritanopia (blue-blind)

#298FA0

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #657adb;
/* rgb */ color: rgb(101, 122, 219);
/* oklch */ color: oklch(60.9% 0.148 272.1);

Tailwind

colors: {
  custom: {
    50: '#99a0e7',
    500: '#657adb',
    950: '#000000',
  },
}

SCSS

$custom: #657adb;
$custom-light: #99a0e7;
$custom-dark: #000000;

JSON

{
  "hex": "#657adb",
  "rgb": {
    "r": 101,
    "g": 122,
    "b": 219
  },
  "hsl": {
    "h": 229.322,
    "s": 62.105,
    "l": 62.745
  },
  "oklch": {
    "l": 0.6092,
    "c": 0.14846,
    "h": 272.1
  },
  "luminance": 0.218
}

Semantic roles & 50–950 ramp

primary

#657ADB

secondary

#E3DCB9

accent

#AB1CCA

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #657ADB

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

Preview Lab → · Contrast checker → · Palette generator →