#657ABC#657ABC

#657ABC is a mid, moderate blue. Relative luminance 0.203; OKLCH L 59.1% C 0.104 H 269.6°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#657ABC
RGB	rgb(101, 122, 188)
HSL	hsl(226, 39%, 57%)
HSV	hsv(226, 46%, 74%)
CMYK	cmyk(46.3%, 35.1%, 0%, 26.3%)
CIE-LAB	lab(52.19, 10.25, -37.10)
CIE-LCH	lch(52.19, 38.49, 285.45°)
OKLab	oklab(59.15% -0.0007 -0.1043)
OKLCH	oklch(59.15% 0.104 269.6)
XYZ	xyz(21.4006, 20.3154, 50.3608)
Luminance	0.2032 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657ABC #BCA765

analogous

#65A6BC #657ABC #7C65BC

triadic

#657ABC #BC657A #7ABC65

tetradic

#657ABC #BC65A6 #BCA765 #65BC7C

square

#657ABC #BC65A6 #BCA765 #65BC7C

split-complementary

#657ABC #BC7C65 #A6BC65

monochromatic

#334274 #455B9F #657ABC #909FCF #BAC4E1

Accessibility & contrast

On white

4.15

#657ABC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#657ABC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657ABC

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657ABC	#FFFFFF	#000000	##000000
##657ABC	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6281BF

Deuteranopia (green-blind)

#5979BB

Tritanopia (blue-blind)

#448892

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #657abc;
/* rgb */ color: rgb(101, 122, 188);
/* oklch */ color: oklch(59.1% 0.104 269.6);

Tailwind

colors: {
  custom: {
    50: '#95a0d0',
    500: '#657abc',
    950: '#000000',
  },
}

SCSS

$custom: #657abc;
$custom-light: #95a0d0;
$custom-dark: #000000;

JSON

{
  "hex": "#657abc",
  "rgb": {
    "r": 101,
    "g": 122,
    "b": 188
  },
  "hsl": {
    "h": 225.517,
    "s": 39.367,
    "l": 56.667
  },
  "oklch": {
    "l": 0.59146,
    "c": 0.10435,
    "h": 269.6
  },
  "luminance": 0.20317
}

Semantic roles & 50–950 ramp

primary

#657ABC

secondary

#D0C8AD

accent

#B359CF

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0E14

muted

#7E7E82

Preview Lab

Preview with #657ABC

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

Preview Lab → · Contrast checker → · Palette generator →