#658EE9#658EE9

#658EE9 is a light, vivid blue. Relative luminance 0.280; OKLCH L 65.8% C 0.143 H 264.5°. Best body text is #000000 at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#658EE9
RGB	rgb(101, 142, 233)
HSL	hsl(221, 75%, 65%)
HSV	hsv(221, 57%, 91%)
CMYK	cmyk(56.7%, 39.1%, 0%, 8.6%)
CIE-LAB	lab(59.88, 12.38, -50.32)
CIE-LCH	lch(59.88, 51.82, 283.82°)
OKLab	oklab(65.83% -0.0138 -0.1428)
OKLCH	oklch(65.83% 0.143 264.5)
XYZ	xyz(29.7428, 27.9935, 80.9109)
Luminance	0.2800 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#658EE9 #E9C065

analogous

#65D0E9 #658EE9 #7E65E9

triadic

#658EE9 #E9658E #8EE965

tetradic

#658EE9 #E965D0 #E9C065 #65E97E

square

#658EE9 #E965D0 #E9C065 #65E97E

split-complementary

#658EE9 #E97E65 #D0E965

monochromatic

#1A4CB9 #2F67E1 #658EE9 #9BB5F1 #D0DDF8

Accessibility & contrast

On white

3.18

#658EE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.60

#658EE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #658EE9

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##658EE9	#FFFFFF	#000000	##000000
##658EE9	1.00	3.18	6.60	6.60
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.60	21.00	1.00	1.00
##000000	6.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6897ED

Deuteranopia (green-blind)

#578BE7

Tritanopia (blue-blind)

#00A2B0

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #658ee9;
/* rgb */ color: rgb(101, 142, 233);
/* oklch */ color: oklch(65.8% 0.143 264.5);

Tailwind

colors: {
  custom: {
    50: '#9aaef0',
    500: '#658ee9',
    950: '#000000',
  },
}

SCSS

$custom: #658ee9;
$custom-light: #9aaef0;
$custom-dark: #000000;

JSON

{
  "hex": "#658ee9",
  "rgb": {
    "r": 101,
    "g": 142,
    "b": 233
  },
  "hsl": {
    "h": 221.364,
    "s": 75,
    "l": 65.49
  },
  "oklch": {
    "l": 0.65828,
    "c": 0.14345,
    "h": 264.5
  },
  "luminance": 0.27996
}

Semantic roles & 50–950 ramp

primary

#658EE9

secondary

#EBDDBF

accent

#990ED7

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1016

muted

#7F7F84

Preview Lab

Preview with #658EE9

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

Preview Lab → · Contrast checker → · Palette generator →