#657DCF#657DCF

#657DCF is a mid, vivid blue. Relative luminance 0.219; OKLCH L 60.8% C 0.128 H 270.0°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#657DCF
RGB	rgb(101, 125, 207)
HSL	hsl(226, 52%, 60%)
HSV	hsv(226, 51%, 81%)
CMYK	cmyk(51.2%, 39.6%, 0%, 18.8%)
CIE-LAB	lab(53.96, 14.30, -45.14)
CIE-LCH	lch(53.96, 47.35, 287.57°)
OKLab	oklab(60.82% -0.0001 -0.1278)
OKLCH	oklch(60.82% 0.128 270)
XYZ	xyz(23.9593, 21.9373, 61.9912)
Luminance	0.2194 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657DCF #CFB765

analogous

#65B2CF #657DCF #8265CF

triadic

#657DCF #CF657D #7DCF65

tetradic

#657DCF #CF65B2 #CFB765 #65CF82

square

#657DCF #CF65B2 #CFB765 #65CF82

split-complementary

#657DCF #CF8265 #B2CF65

monochromatic

#2C428D #3B58BC #657DCF #94A4DE #C2CCEC

Accessibility & contrast

On white

3.90

#657DCF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#657DCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #657DCF

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657DCF	#FFFFFF	#000000	##000000
##657DCF	1.00	3.90	5.39	5.39
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C86D2

Deuteranopia (green-blind)

#517DCD

Tritanopia (blue-blind)

#358F9C

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #657dcf;
/* rgb */ color: rgb(101, 125, 207);
/* oklch */ color: oklch(60.8% 0.128 270.0);

Tailwind

colors: {
  custom: {
    50: '#97a2de',
    500: '#657dcf',
    950: '#000000',
  },
}

SCSS

$custom: #657dcf;
$custom-light: #97a2de;
$custom-dark: #000000;

JSON

{
  "hex": "#657dcf",
  "rgb": {
    "r": 101,
    "g": 125,
    "b": 207
  },
  "hsl": {
    "h": 226.415,
    "s": 52.475,
    "l": 60.392
  },
  "oklch": {
    "l": 0.60822,
    "c": 0.12778,
    "h": 270
  },
  "luminance": 0.21939
}

Semantic roles & 50–950 ramp

primary

#657DCF

secondary

#DCD3B4

accent

#9D26C0

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0F15

muted

#7E7E83

Preview Lab

Preview with #657DCF

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

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