#657ACA#657ACA

#657ACA is a mid, vivid blue. Relative luminance 0.209; OKLCH L 59.9% C 0.124 H 271.1°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#657ACA
RGB	rgb(101, 122, 202)
HSL	hsl(228, 49%, 59%)
HSV	hsv(228, 50%, 79%)
CMYK	cmyk(50%, 39.6%, 0%, 20.8%)
CIE-LAB	lab(52.89, 14.55, -43.99)
CIE-LCH	lch(52.89, 46.34, 288.30°)
OKLab	oklab(59.92% 0.0025 -0.1244)
OKLCH	oklch(59.92% 0.124 271.1)
XYZ	xyz(22.9836, 20.9486, 58.6980)
Luminance	0.2095 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657ACA #CAB565

analogous

#65ACCA #657ACA #8365CA

triadic

#657ACA #CA657A #7ACA65

tetradic

#657ACA #CA65AC #CAB565 #65CA83

square

#657ACA #CA65AC #CAB565 #65CA83

split-complementary

#657ACA #CA8365 #ACCA65

monochromatic

#2E4186 #3E56B4 #657ACA #93A1DA #C0C9E9

Accessibility & contrast

On white

4.05

#657ACA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#657ACA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657ACA

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657ACA	#FFFFFF	#000000	##000000
##657ACA	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B83CD

Deuteranopia (green-blind)

#507AC8

Tritanopia (blue-blind)

#3A8B98

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #657aca;
/* rgb */ color: rgb(101, 122, 202);
/* oklch */ color: oklch(59.9% 0.124 271.1);

Tailwind

colors: {
  custom: {
    50: '#97a0da',
    500: '#657aca',
    950: '#000000',
  },
}

SCSS

$custom: #657aca;
$custom-light: #97a0da;
$custom-dark: #000000;

JSON

{
  "hex": "#657aca",
  "rgb": {
    "r": 101,
    "g": 122,
    "b": 202
  },
  "hsl": {
    "h": 227.525,
    "s": 48.792,
    "l": 59.412
  },
  "oklch": {
    "l": 0.59916,
    "c": 0.12447,
    "h": 271.1
  },
  "luminance": 0.2095
}

Semantic roles & 50–950 ramp

primary

#657ACA

secondary

#D9D1B2

accent

#BC4FD8

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #657ACA

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

Preview Lab → · Contrast checker → · Palette generator →