#657ABB#657ABB

#657ABB is a mid, moderate blue. Relative luminance 0.203; OKLCH L 59.1% C 0.103 H 269.5°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#657ABB
RGB	rgb(101, 122, 187)
HSL	hsl(225, 39%, 56%)
HSV	hsv(225, 46%, 73%)
CMYK	cmyk(46%, 34.8%, 0%, 26.7%)
CIE-LAB	lab(52.14, 9.95, -36.60)
CIE-LCH	lch(52.14, 37.93, 285.21°)
OKLab	oklab(59.09% -0.0009 -0.1029)
OKLCH	oklch(59.09% 0.103 269.5)
XYZ	xyz(21.2932, 20.2724, 49.7950)
Luminance	0.2027 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657ABB #BBA665

analogous

#65A5BB #657ABB #7B65BB

triadic

#657ABB #BB657A #7ABB65

tetradic

#657ABB #BB65A5 #BBA665 #65BB7B

square

#657ABB #BB65A5 #BBA665 #65BB7B

split-complementary

#657ABB #BB7B65 #A5BB65

monochromatic

#334273 #455B9D #657ABB #8F9FCE #BAC3E0

Accessibility & contrast

On white

4.15

#657ABB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#657ABB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657ABB

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657ABB	#FFFFFF	#000000	##000000
##657ABB	1.00	4.15	5.05	5.05
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6280BE

Deuteranopia (green-blind)

#5A79BA

Tritanopia (blue-blind)

#458892

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #657abb;
/* rgb */ color: rgb(101, 122, 187);
/* oklch */ color: oklch(59.1% 0.103 269.5);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#657abb",
  "rgb": {
    "r": 101,
    "g": 122,
    "b": 187
  },
  "hsl": {
    "h": 225.349,
    "s": 38.739,
    "l": 56.471
  },
  "oklch": {
    "l": 0.59093,
    "c": 0.10291,
    "h": 269.5
  },
  "luminance": 0.20274
}

Semantic roles & 50–950 ramp

primary

#657ABB

secondary

#D0C7AC

accent

#B259CF

background

#F9F9FC

surface

#F2F2F9

border

#CCCCD2

text

#0E0E14

muted

#7E7E82

Preview Lab

Preview with #657ABB

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

Preview Lab → · Contrast checker → · Palette generator →