#657EAF#657EAF

#657EAF is a mid, moderate blue. Relative luminance 0.208; OKLCH L 59.4% C 0.081 H 263.3°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#657EAF
RGB	rgb(101, 126, 175)
HSL	hsl(220, 32%, 54%)
HSV	hsv(220, 42%, 69%)
CMYK	cmyk(42.3%, 28%, 0%, 31.4%)
CIE-LAB	lab(52.71, 3.99, -28.81)
CIE-LCH	lch(52.71, 29.08, 277.89°)
OKLab	oklab(59.35% -0.0094 -0.0804)
OKLCH	oklch(59.35% 0.081 263.3)
XYZ	xyz(20.5631, 20.7824, 43.4770)
Luminance	0.2078 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657EAF #AF9665

analogous

#65A3AF #657EAF #7165AF

triadic

#657EAF #AF657E #7EAF65

tetradic

#657EAF #AF65A3 #AF9665 #65AF71

square

#657EAF #AF65A3 #AF9665 #65AF71

split-complementary

#657EAF #AF7165 #A3AF65

monochromatic

#354565 #49608D #657EAF #8DA0C4 #B6C1D9

Accessibility & contrast

On white

4.07

#657EAF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#657EAF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657EAF

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657EAF	#FFFFFF	#000000	##000000
##657EAF	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)

#6D82B1

Deuteranopia (green-blind)

#657BAE

Tritanopia (blue-blind)

#4B888F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #657eaf;
/* rgb */ color: rgb(101, 126, 175);
/* oklch */ color: oklch(59.4% 0.081 263.3);

Tailwind

colors: {
  custom: {
    50: '#94a3c7',
    500: '#657eaf',
    950: '#000000',
  },
}

SCSS

$custom: #657eaf;
$custom-light: #94a3c7;
$custom-dark: #000000;

JSON

{
  "hex": "#657eaf",
  "rgb": {
    "r": 101,
    "g": 126,
    "b": 175
  },
  "hsl": {
    "h": 219.73,
    "s": 31.624,
    "l": 54.118
  },
  "oklch": {
    "l": 0.59354,
    "c": 0.08093,
    "h": 263.3
  },
  "luminance": 0.20784
}

Semantic roles & 50–950 ramp

primary

#657EAF

secondary

#C8BDA8

accent

#A560C8

background

#F9FAFC

surface

#F2F3F8

border

#CCCDD1

text

#0D0F13

muted

#7E7F82

Preview Lab

Preview with #657EAF

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

Preview Lab → · Contrast checker → · Palette generator →