#657FAA#657FAA

#657FAA is a mid, moderate blue. Relative luminance 0.208; OKLCH L 59.3% C 0.073 H 260.3°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#657FAA
RGB	rgb(101, 127, 170)
HSL	hsl(217, 29%, 53%)
HSV	hsv(217, 41%, 67%)
CMYK	cmyk(40.6%, 25.3%, 0%, 33.3%)
CIE-LAB	lab(52.78, 1.96, -25.81)
CIE-LCH	lch(52.78, 25.89, 274.34°)
OKLab	oklab(59.34% -0.0123 -0.0718)
OKLCH	oklch(59.34% 0.073 260.3)
XYZ	xyz(20.2096, 20.8467, 40.9813)
Luminance	0.2085 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657FAA #AA9065

analogous

#65A1AA #657FAA #6D65AA

triadic

#657FAA #AA657F #7FAA65

tetradic

#657FAA #AA65A1 #AA9065 #65AA6D

square

#657FAA #AA65A1 #AA9065 #65AA6D

split-complementary

#657FAA #AA6D65 #A1AA65

monochromatic

#354560 #4B6187 #657FAA #8CA0C0 #B4C1D6

Accessibility & contrast

On white

4.06

#657FAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#657FAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657FAA

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657FAA	#FFFFFF	#000000	##000000
##657FAA	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7082AC

Deuteranopia (green-blind)

#687BA9

Tritanopia (blue-blind)

#4E888E

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #657faa;
/* rgb */ color: rgb(101, 127, 170);
/* oklch */ color: oklch(59.3% 0.073 260.3);

Tailwind

colors: {
  custom: {
    50: '#93a4c3',
    500: '#657faa',
    950: '#000000',
  },
}

SCSS

$custom: #657faa;
$custom-light: #93a4c3;
$custom-dark: #000000;

JSON

{
  "hex": "#657faa",
  "rgb": {
    "r": 101,
    "g": 127,
    "b": 170
  },
  "hsl": {
    "h": 217.391,
    "s": 28.87,
    "l": 53.137
  },
  "oklch": {
    "l": 0.59339,
    "c": 0.07283,
    "h": 260.3
  },
  "luminance": 0.20848
}

Semantic roles & 50–950 ramp

primary

#657FAA

secondary

#C4B9A7

accent

#A063C5

background

#F9FAFC

surface

#F2F3F8

border

#CCCDD1

text

#0D0F12

muted

#7E7F81

Preview Lab

Preview with #657FAA

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

Preview Lab → · Contrast checker → · Palette generator →