#657FD4#657FD4

#657FD4 is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.5% C 0.132 H 269.4°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#657FD4
RGB	rgb(101, 127, 212)
HSL	hsl(226, 56%, 61%)
HSV	hsv(226, 52%, 83%)
CMYK	cmyk(52.4%, 40.1%, 0%, 16.9%)
CIE-LAB	lab(54.76, 14.66, -46.70)
CIE-LCH	lch(54.76, 48.95, 287.43°)
OKLab	oklab(61.52% -0.0014 -0.1323)
OKLCH	oklch(61.52% 0.132 269.4)
XYZ	xyz(24.8360, 22.6972, 65.3469)
Luminance	0.2270 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657FD4 #D4BA65

analogous

#65B7D4 #657FD4 #8365D4

triadic

#657FD4 #D4657F #7FD465

tetradic

#657FD4 #D465B7 #D4BA65 #65D483

square

#657FD4 #D465B7 #D4BA65 #65D483

split-complementary

#657FD4 #D48365 #B7D465

monochromatic

#2A4395 #3758C5 #657FD4 #95A7E1 #C5CFEF

Accessibility & contrast

On white

3.79

#657FD4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#657FD4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657FD4

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657FD4	#FFFFFF	#000000	##000000
##657FD4	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D88D7

Deuteranopia (green-blind)

#507ED2

Tritanopia (blue-blind)

#30919F

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #657fd4;
/* rgb */ color: rgb(101, 127, 212);
/* oklch */ color: oklch(61.5% 0.132 269.4);

Tailwind

colors: {
  custom: {
    50: '#98a3e1',
    500: '#657fd4',
    950: '#000000',
  },
}

SCSS

$custom: #657fd4;
$custom-light: #98a3e1;
$custom-dark: #000000;

JSON

{
  "hex": "#657fd4",
  "rgb": {
    "r": 101,
    "g": 127,
    "b": 212
  },
  "hsl": {
    "h": 225.946,
    "s": 56.345,
    "l": 61.373
  },
  "oklch": {
    "l": 0.61521,
    "c": 0.13234,
    "h": 269.4
  },
  "luminance": 0.22699
}

Semantic roles & 50–950 ramp

primary

#657FD4

secondary

#DFD5B6

accent

#9E22C4

background

#F9FAFD

surface

#F2F3FB

border

#CCCDD4

text

#0E0F15

muted

#7E7F83

Preview Lab

Preview with #657FD4

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

Preview Lab → · Contrast checker → · Palette generator →