#658CCB#658CCB

#658CCB is a light, moderate blue. Relative luminance 0.258; OKLCH L 63.8% C 0.105 H 259.7°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#658CCB
RGB	rgb(101, 140, 203)
HSL	hsl(217, 50%, 60%)
HSV	hsv(217, 50%, 80%)
CMYK	cmyk(50.2%, 31%, 0%, 20.4%)
CIE-LAB	lab(57.88, 4.13, -36.71)
CIE-LCH	lch(57.88, 36.94, 276.42°)
OKLab	oklab(63.79% -0.0188 -0.1031)
OKLCH	oklch(63.79% 0.105 259.7)
XYZ	xyz(25.5208, 25.8329, 60.1298)
Luminance	0.2584 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#658CCB #CBA465

analogous

#65BFCB #658CCB #7165CB

triadic

#658CCB #CB658C #8CCB65

tetradic

#658CCB #CB65BF #CBA465 #65CB71

square

#658CCB #CB65BF #CBA465 #65CB71

split-complementary

#658CCB #CB7165 #BFCB65

monochromatic

#2E5088 #3D6BB6 #658CCB #93AEDA #C1D0EA

Accessibility & contrast

On white

3.41

#658CCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#658CCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #658CCB

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##658CCB	#FFFFFF	#000000	##000000
##658CCB	1.00	3.41	6.17	6.17
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.17	21.00	1.00	1.00
##000000	6.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7490CE

Deuteranopia (green-blind)

#6887CA

Tritanopia (blue-blind)

#369AA2

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #658ccb;
/* rgb */ color: rgb(101, 140, 203);
/* oklch */ color: oklch(63.8% 0.105 259.7);

Tailwind

colors: {
  custom: {
    50: '#96addb',
    500: '#658ccb',
    950: '#000000',
  },
}

SCSS

$custom: #658ccb;
$custom-light: #96addb;
$custom-dark: #000000;

JSON

{
  "hex": "#658ccb",
  "rgb": {
    "r": 101,
    "g": 140,
    "b": 203
  },
  "hsl": {
    "h": 217.059,
    "s": 49.515,
    "l": 59.608
  },
  "oklch": {
    "l": 0.63794,
    "c": 0.10485,
    "h": 259.7
  },
  "luminance": 0.25835
}

Semantic roles & 50–950 ramp

primary

#658CCB

secondary

#DACBB2

accent

#A44FD9

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #658CCB

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

Preview Lab → · Contrast checker → · Palette generator →