#658CCF#658CCF

#658CCF is a light, moderate blue. Relative luminance 0.260; OKLCH L 64.0% C 0.110 H 260.8°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#658CCF
RGB	rgb(101, 140, 207)
HSL	hsl(218, 52%, 60%)
HSV	hsv(218, 51%, 81%)
CMYK	cmyk(51.2%, 32.4%, 0%, 18.8%)
CIE-LAB	lab(58.06, 5.36, -38.68)
CIE-LCH	lch(58.06, 39.04, 277.89°)
OKLab	oklab(64% -0.0177 -0.1088)
OKLCH	oklch(64% 0.11 260.8)
XYZ	xyz(26.0036, 26.0260, 62.6726)
Luminance	0.2603 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#658CCF #CFA865

analogous

#65C1CF #658CCF #7365CF

triadic

#658CCF #CF658C #8CCF65

tetradic

#658CCF #CF65C1 #CFA865 #65CF73

square

#658CCF #CF65C1 #CFA865 #65CF73

split-complementary

#658CCF #CF7365 #C1CF65

monochromatic

#2C508D #3B6ABC #658CCF #94AFDE #C2D2EC

Accessibility & contrast

On white

3.38

#658CCF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#658CCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #658CCF

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##658CCF	#FFFFFF	#000000	##000000
##658CCF	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7291D2

Deuteranopia (green-blind)

#6587CE

Tritanopia (blue-blind)

#329BA4

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #658ccf;
/* rgb */ color: rgb(101, 140, 207);
/* oklch */ color: oklch(64.0% 0.110 260.8);

Tailwind

colors: {
  custom: {
    50: '#97adde',
    500: '#658ccf',
    950: '#000000',
  },
}

SCSS

$custom: #658ccf;
$custom-light: #97adde;
$custom-dark: #000000;

JSON

{
  "hex": "#658ccf",
  "rgb": {
    "r": 101,
    "g": 140,
    "b": 207
  },
  "hsl": {
    "h": 217.925,
    "s": 52.475,
    "l": 60.392
  },
  "oklch": {
    "l": 0.63998,
    "c": 0.11027,
    "h": 260.8
  },
  "luminance": 0.26028
}

Semantic roles & 50–950 ramp

primary

#658CCF

secondary

#DCCDB4

accent

#8726C0

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #658CCF

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

Preview Lab → · Contrast checker → · Palette generator →