#657FA9#657FA9

#657FA9 is a mid, moderate blue. Relative luminance 0.208; OKLCH L 59.3% C 0.071 H 259.8°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#657FA9
RGB	rgb(101, 127, 169)
HSL	hsl(217, 28%, 53%)
HSV	hsv(217, 40%, 66%)
CMYK	cmyk(40.2%, 24.9%, 0%, 33.7%)
CIE-LAB	lab(52.74, 1.67, -25.30)
CIE-LCH	lch(52.74, 25.35, 273.78°)
OKLab	oklab(59.29% -0.0126 -0.0703)
OKLCH	oklch(59.29% 0.071 259.8)
XYZ	xyz(20.1154, 20.8090, 40.4850)
Luminance	0.2081 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657FA9 #A98F65

analogous

#65A1A9 #657FA9 #6D65A9

triadic

#657FA9 #A9657F #7FA965

tetradic

#657FA9 #A965A1 #A98F65 #65A96D

square

#657FA9 #A965A1 #A98F65 #65A96D

split-complementary

#657FA9 #A96D65 #A1A965

monochromatic

#35455F #4B6186 #657FA9 #8CA0BF #B4C0D5

Accessibility & contrast

On white

4.07

#657FA9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#657FA9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657FA9

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657FA9	#FFFFFF	#000000	##000000
##657FA9	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7081AB

Deuteranopia (green-blind)

#697BA8

Tritanopia (blue-blind)

#4E888D

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #657fa9;
/* rgb */ color: rgb(101, 127, 169);
/* oklch */ color: oklch(59.3% 0.071 259.8);

Tailwind

colors: {
  custom: {
    50: '#93a4c2',
    500: '#657fa9',
    950: '#000000',
  },
}

SCSS

$custom: #657fa9;
$custom-light: #93a4c2;
$custom-dark: #000000;

JSON

{
  "hex": "#657fa9",
  "rgb": {
    "r": 101,
    "g": 127,
    "b": 169
  },
  "hsl": {
    "h": 217.059,
    "s": 28.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.59293,
    "c": 0.07144,
    "h": 259.8
  },
  "luminance": 0.2081
}

Semantic roles & 50–950 ramp

primary

#657FA9

secondary

#C4B8A6

accent

#9F63C5

background

#F9FAFB

surface

#F2F3F7

border

#CCCDD0

text

#0D0F12

muted

#7E7F81

Preview Lab

Preview with #657FA9

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

Preview Lab → · Contrast checker → · Palette generator →