#657DAF#657DAF

#657DAF is a mid, moderate blue. Relative luminance 0.205; OKLCH L 59.1% C 0.082 H 264.3°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#657DAF
RGB	rgb(101, 125, 175)
HSL	hsl(221, 32%, 54%)
HSV	hsv(221, 42%, 69%)
CMYK	cmyk(42.3%, 28.6%, 0%, 31.4%)
CIE-LAB	lab(52.43, 4.59, -29.25)
CIE-LCH	lch(52.43, 29.60, 278.91°)
OKLab	oklab(59.13% -0.0081 -0.0816)
OKLCH	oklch(59.13% 0.082 264.3)
XYZ	xyz(20.4359, 20.5280, 43.4346)
Luminance	0.2053 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DAF #AF9765

analogous

#65A2AF #657DAF #7265AF

triadic

#657DAF #AF657D #7DAF65

tetradic

#657DAF #AF65A2 #AF9765 #65AF72

square

#657DAF #AF65A2 #AF9765 #65AF72

split-complementary

#657DAF #AF7265 #A2AF65

monochromatic

#354465 #495F8D #657DAF #8D9FC4 #B6C1D9

Accessibility & contrast

On white

4.11

#657DAF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#657DAF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DAF

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DAF	#FFFFFF	#000000	##000000
##657DAF	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B81B1

Deuteranopia (green-blind)

#647AAE

Tritanopia (blue-blind)

#4B878F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #657daf;
/* rgb */ color: rgb(101, 125, 175);
/* oklch */ color: oklch(59.1% 0.082 264.3);

Tailwind

colors: {
  custom: {
    50: '#94a2c7',
    500: '#657daf',
    950: '#000000',
  },
}

SCSS

$custom: #657daf;
$custom-light: #94a2c7;
$custom-dark: #000000;

JSON

{
  "hex": "#657daf",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 175
  },
  "hsl": {
    "h": 220.541,
    "s": 31.624,
    "l": 54.118
  },
  "oklch": {
    "l": 0.59134,
    "c": 0.08203,
    "h": 264.3
  },
  "luminance": 0.20529
}

Semantic roles & 50–950 ramp

primary

#657DAF

secondary

#C8BDA8

accent

#A660C8

background

#F9F9FC

surface

#F2F2F8

border

#CCCCD1

text

#0D0F13

muted

#7E7E82

Preview Lab

Preview with #657DAF

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

Preview Lab → · Contrast checker → · Palette generator →