#658BCF#658BCF

#658BCF is a light, moderate blue. Relative luminance 0.257; OKLCH L 63.8% C 0.111 H 261.5°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#658BCF
RGB	rgb(101, 139, 207)
HSL	hsl(218, 52%, 60%)
HSV	hsv(218, 51%, 81%)
CMYK	cmyk(51.2%, 32.9%, 0%, 18.8%)
CIE-LAB	lab(57.78, 5.95, -39.11)
CIE-LCH	lch(57.78, 39.56, 278.64°)
OKLab	oklab(63.78% -0.0165 -0.1101)
OKLCH	oklch(63.78% 0.111 261.5)
XYZ	xyz(25.8581, 25.7351, 62.6241)
Luminance	0.2574 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#658BCF #CFA965

analogous

#65C0CF #658BCF #7465CF

triadic

#658BCF #CF658B #8BCF65

tetradic

#658BCF #CF65C0 #CFA965 #65CF74

square

#658BCF #CF65C0 #CFA965 #65CF74

split-complementary

#658BCF #CF7465 #C0CF65

monochromatic

#2C4F8D #3B69BC #658BCF #94AEDE #C2D1EC

Accessibility & contrast

On white

3.42

#658BCF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#658BCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #658BCF

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##658BCF	#FFFFFF	#000000	##000000
##658BCF	1.00	3.42	6.15	6.15
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.15	21.00	1.00	1.00
##000000	6.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7190D2

Deuteranopia (green-blind)

#6486CE

Tritanopia (blue-blind)

#329AA3

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #658bcf;
/* rgb */ color: rgb(101, 139, 207);
/* oklch */ color: oklch(63.8% 0.111 261.5);

Tailwind

colors: {
  custom: {
    50: '#97acde',
    500: '#658bcf',
    950: '#000000',
  },
}

SCSS

$custom: #658bcf;
$custom-light: #97acde;
$custom-dark: #000000;

JSON

{
  "hex": "#658bcf",
  "rgb": {
    "r": 101,
    "g": 139,
    "b": 207
  },
  "hsl": {
    "h": 218.491,
    "s": 52.475,
    "l": 60.392
  },
  "oklch": {
    "l": 0.63782,
    "c": 0.11134,
    "h": 261.5
  },
  "luminance": 0.25737
}

Semantic roles & 50–950 ramp

primary

#658BCF

secondary

#DCCEB4

accent

#8926C0

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #658BCF

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

Preview Lab → · Contrast checker → · Palette generator →