#657FD5#657FD5

#657FD5 is a mid, vivid blue. Relative luminance 0.228; OKLCH L 61.6% C 0.134 H 269.5°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#657FD5
RGB	rgb(101, 127, 213)
HSL	hsl(226, 57%, 62%)
HSV	hsv(226, 53%, 84%)
CMYK	cmyk(52.6%, 40.4%, 0%, 16.5%)
CIE-LAB	lab(54.81, 14.98, -47.18)
CIE-LCH	lch(54.81, 49.50, 287.61°)
OKLab	oklab(61.58% -0.0012 -0.1337)
OKLCH	oklch(61.58% 0.134 269.5)
XYZ	xyz(24.9625, 22.7478, 66.0133)
Luminance	0.2275 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657FD5 #D5BB65

analogous

#65B7D5 #657FD5 #8365D5

triadic

#657FD5 #D5657F #7FD565

tetradic

#657FD5 #D565B7 #D5BB65 #65D583

square

#657FD5 #D565B7 #D5BB65 #65D583

split-complementary

#657FD5 #D58365 #B7D565

monochromatic

#294297 #3658C7 #657FD5 #95A7E2 #C5CFEF

Accessibility & contrast

On white

3.78

#657FD5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#657FD5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657FD5

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657FD5	#FFFFFF	#000000	##000000
##657FD5	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C88D8

Deuteranopia (green-blind)

#4F7FD3

Tritanopia (blue-blind)

#2F92A0

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #657fd5;
/* rgb */ color: rgb(101, 127, 213);
/* oklch */ color: oklch(61.6% 0.134 269.5);

Tailwind

colors: {
  custom: {
    50: '#98a3e2',
    500: '#657fd5',
    950: '#000000',
  },
}

SCSS

$custom: #657fd5;
$custom-light: #98a3e2;
$custom-dark: #000000;

JSON

{
  "hex": "#657fd5",
  "rgb": {
    "r": 101,
    "g": 127,
    "b": 213
  },
  "hsl": {
    "h": 226.071,
    "s": 57.143,
    "l": 61.569
  },
  "oklch": {
    "l": 0.61579,
    "c": 0.13375,
    "h": 269.5
  },
  "luminance": 0.2275
}

Semantic roles & 50–950 ramp

primary

#657FD5

secondary

#E0D6B6

accent

#9F21C5

background

#F9FAFD

surface

#F2F3FB

border

#CCCDD4

text

#0E0F15

muted

#7E7F83

Preview Lab

Preview with #657FD5

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

Preview Lab → · Contrast checker → · Palette generator →