#658DEF#658DEF

#658DEF is a light, vivid blue. Relative luminance 0.280; OKLCH L 66.0% C 0.153 H 265.7°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#658DEF
RGB	rgb(101, 141, 239)
HSL	hsl(223, 81%, 67%)
HSV	hsv(223, 58%, 94%)
CMYK	cmyk(57.7%, 41%, 0%, 6.3%)
CIE-LAB	lab(59.93, 14.90, -53.57)
CIE-LCH	lch(59.93, 55.60, 285.55°)
OKLab	oklab(65.97% -0.0115 -0.1523)
OKLCH	oklch(65.97% 0.153 265.7)
XYZ	xyz(30.4664, 28.0460, 85.4525)
Luminance	0.2805 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#658DEF #EFC765

analogous

#65D2EF #658DEF #8265EF

triadic

#658DEF #EF658D #8DEF65

tetradic

#658DEF #EF65D2 #EFC765 #65EF82

square

#658DEF #EF65D2 #EFC765 #65EF82

split-complementary

#658DEF #EF8265 #D2EF65

monochromatic

#1448C5 #2E64E9 #658DEF #9CB6F5 #D4DFFB

Accessibility & contrast

On white

3.18

#658DEF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#658DEF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #658DEF

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##658DEF	#FFFFFF	#000000	##000000
##658DEF	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6297F3

Deuteranopia (green-blind)

#508BED

Tritanopia (blue-blind)

#00A3B2

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #658def;
/* rgb */ color: rgb(101, 141, 239);
/* oklch */ color: oklch(66.0% 0.153 265.7);

Tailwind

colors: {
  custom: {
    50: '#9badf5',
    500: '#658def',
    950: '#000000',
  },
}

SCSS

$custom: #658def;
$custom-light: #9badf5;
$custom-dark: #000000;

JSON

{
  "hex": "#658def",
  "rgb": {
    "r": 101,
    "g": 141,
    "b": 239
  },
  "hsl": {
    "h": 222.609,
    "s": 81.176,
    "l": 66.667
  },
  "oklch": {
    "l": 0.65967,
    "c": 0.15274,
    "h": 265.7
  },
  "luminance": 0.28048
}

Semantic roles & 50–950 ramp

primary

#658DEF

secondary

#EEE1C2

accent

#A008DE

background

#FAFAFF

surface

#F3F4FE

border

#CDCED6

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #658DEF

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

Preview Lab → · Contrast checker → · Palette generator →