#657DA1#657DA1

#657DA1 is a mid, moderate blue. Relative luminance 0.200; OKLCH L 58.5% C 0.062 H 258.3°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#657DA1
RGB	rgb(101, 125, 161)
HSL	hsl(216, 24%, 51%)
HSV	hsv(216, 37%, 63%)
CMYK	cmyk(37.3%, 22.4%, 0%, 36.9%)
CIE-LAB	lab(51.84, 0.59, -22.04)
CIE-LCH	lch(51.84, 22.05, 271.54°)
OKLab	oklab(58.48% -0.0126 -0.061)
OKLCH	oklch(58.48% 0.062 258.3)
XYZ	xyz(19.1315, 20.0062, 36.5648)
Luminance	0.2001 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DA1 #A18965

analogous

#659BA1 #657DA1 #6B65A1

triadic

#657DA1 #A1657D #7DA165

tetradic

#657DA1 #A1659B #A18965 #65A16B

square

#657DA1 #A1659B #A18965 #65A16B

split-complementary

#657DA1 #A16B65 #9BA165

monochromatic

#354257 #4C607D #657DA1 #8B9DB8 #B1BDCF

Accessibility & contrast

On white

4.20

#657DA1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#657DA1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DA1

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DA1	#FFFFFF	#000000	##000000
##657DA1	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#707FA3

Deuteranopia (green-blind)

#6A79A0

Tritanopia (blue-blind)

#528589

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #657da1;
/* rgb */ color: rgb(101, 125, 161);
/* oklch */ color: oklch(58.5% 0.062 258.3);

Tailwind

colors: {
  custom: {
    50: '#93a2bd',
    500: '#657da1',
    950: '#000000',
  },
}

SCSS

$custom: #657da1;
$custom-light: #93a2bd;
$custom-dark: #000000;

JSON

{
  "hex": "#657da1",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 161
  },
  "hsl": {
    "h": 216,
    "s": 24.194,
    "l": 51.373
  },
  "oklch": {
    "l": 0.58484,
    "c": 0.06232,
    "h": 258.3
  },
  "luminance": 0.20007
}

Semantic roles & 50–950 ramp

primary

#657DA1

secondary

#BEB4A4

accent

#9D67C1

background

#F9F9FB

surface

#F1F2F6

border

#CBCCD0

text

#0D0F12

muted

#7E7E81

Preview Lab

Preview with #657DA1

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

Preview Lab → · Contrast checker → · Palette generator →