#657EAA#657EAA

#657EAA is a mid, moderate blue. Relative luminance 0.206; OKLCH L 59.1% C 0.074 H 261.5°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#657EAA
RGB	rgb(101, 126, 170)
HSL	hsl(218, 29%, 53%)
HSV	hsv(218, 41%, 67%)
CMYK	cmyk(40.6%, 25.9%, 0%, 33.3%)
CIE-LAB	lab(52.50, 2.55, -26.25)
CIE-LCH	lch(52.50, 26.38, 275.55°)
OKLab	oklab(59.12% -0.011 -0.073)
OKLCH	oklch(59.12% 0.074 261.5)
XYZ	xyz(20.0811, 20.5896, 40.9385)
Luminance	0.2059 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657EAA #AA9165

analogous

#65A0AA #657EAA #6E65AA

triadic

#657EAA #AA657E #7EAA65

tetradic

#657EAA #AA65A0 #AA9165 #65AA6E

square

#657EAA #AA65A0 #AA9165 #65AA6E

split-complementary

#657EAA #AA6E65 #A0AA65

monochromatic

#354460 #4B6187 #657EAA #8C9FC0 #B4C0D6

Accessibility & contrast

On white

4.10

#657EAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#657EAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657EAA

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657EAA	#FFFFFF	#000000	##000000
##657EAA	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E81AC

Deuteranopia (green-blind)

#677AA9

Tritanopia (blue-blind)

#4E878D

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #657eaa;
/* rgb */ color: rgb(101, 126, 170);
/* oklch */ color: oklch(59.1% 0.074 261.5);

Tailwind

colors: {
  custom: {
    50: '#93a3c3',
    500: '#657eaa',
    950: '#000000',
  },
}

SCSS

$custom: #657eaa;
$custom-light: #93a3c3;
$custom-dark: #000000;

JSON

{
  "hex": "#657eaa",
  "rgb": {
    "r": 101,
    "g": 126,
    "b": 170
  },
  "hsl": {
    "h": 218.261,
    "s": 28.87,
    "l": 53.137
  },
  "oklch": {
    "l": 0.59117,
    "c": 0.07386,
    "h": 261.5
  },
  "luminance": 0.20591
}

Semantic roles & 50–950 ramp

primary

#657EAA

secondary

#C4B9A7

accent

#A163C5

background

#F9FAFC

surface

#F2F3F8

border

#CCCDD1

text

#0D0F12

muted

#7E7F81

Preview Lab

Preview with #657EAA

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

Preview Lab → · Contrast checker → · Palette generator →