#657ACE#657ACE

#657ACE is a mid, vivid blue. Relative luminance 0.211; OKLCH L 60.1% C 0.130 H 271.4°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#657ACE
RGB	rgb(101, 122, 206)
HSL	hsl(228, 52%, 60%)
HSV	hsv(228, 51%, 81%)
CMYK	cmyk(51%, 40.8%, 0%, 19.2%)
CIE-LAB	lab(53.10, 15.80, -45.93)
CIE-LCH	lch(53.10, 48.57, 288.98°)
OKLab	oklab(60.15% 0.0033 -0.1301)
OKLCH	oklch(60.15% 0.13 271.4)
XYZ	xyz(23.4634, 21.1405, 61.2247)
Luminance	0.2114 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657ACE #CEB965

analogous

#65AECE #657ACE #8465CE

triadic

#657ACE #CE657A #7ACE65

tetradic

#657ACE #CE65AE #CEB965 #65CE84

square

#657ACE #CE65AE #CEB965 #65CE84

split-complementary

#657ACE #CE8465 #AECE65

monochromatic

#2D408C #3B55BA #657ACE #93A2DD #C2CAEC

Accessibility & contrast

On white

4.02

#657ACE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#657ACE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657ACE

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657ACE	#FFFFFF	#000000	##000000
##657ACE	1.00	4.02	5.23	5.23
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5884D1

Deuteranopia (green-blind)

#4D7BCC

Tritanopia (blue-blind)

#378C9A

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #657ace;
/* rgb */ color: rgb(101, 122, 206);
/* oklch */ color: oklch(60.1% 0.130 271.4);

Tailwind

colors: {
  custom: {
    50: '#97a0dd',
    500: '#657ace',
    950: '#000000',
  },
}

SCSS

$custom: #657ace;
$custom-light: #97a0dd;
$custom-dark: #000000;

JSON

{
  "hex": "#657ace",
  "rgb": {
    "r": 101,
    "g": 122,
    "b": 206
  },
  "hsl": {
    "h": 228,
    "s": 51.724,
    "l": 60.196
  },
  "oklch": {
    "l": 0.60146,
    "c": 0.13016,
    "h": 271.4
  },
  "luminance": 0.21142
}

Semantic roles & 50–950 ramp

primary

#657ACE

secondary

#DCD3B3

accent

#A126BF

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #657ACE

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

Preview Lab → · Contrast checker → · Palette generator →