#658DDD#658DDD

#658DDD is a light, vivid blue. Relative luminance 0.270; OKLCH L 65.0% C 0.128 H 263.1°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#658DDD
RGB	rgb(101, 141, 221)
HSL	hsl(220, 64%, 63%)
HSV	hsv(220, 54%, 87%)
CMYK	cmyk(54.3%, 36.2%, 0%, 13.3%)
CIE-LAB	lab(59.01, 9.14, -45.03)
CIE-LCH	lch(59.01, 45.95, 281.48°)
OKLab	oklab(64.95% -0.0153 -0.1273)
OKLCH	oklch(64.95% 0.128 263.1)
XYZ	xyz(27.9384, 27.0348, 72.1386)
Luminance	0.2704 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#658DDD #DDB565

analogous

#65C9DD #658DDD #7965DD

triadic

#658DDD #DD658D #8DDD65

tetradic

#658DDD #DD65C9 #DDB565 #65DD79

square

#658DDD #DD65C9 #DDB565 #65DD79

split-complementary

#658DDD #DD7965 #C9DD65

monochromatic

#244FA4 #3368D2 #658DDD #97B2E8 #C9D7F3

Accessibility & contrast

On white

3.28

#658DDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#658DDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #658DDD

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##658DDD	#FFFFFF	#000000	##000000
##658DDD	1.00	3.28	6.41	6.41
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D94E0

Deuteranopia (green-blind)

#5E89DB

Tritanopia (blue-blind)

#1F9FAA

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #658ddd;
/* rgb */ color: rgb(101, 141, 221);
/* oklch */ color: oklch(65.0% 0.128 263.1);

Tailwind

colors: {
  custom: {
    50: '#99aee8',
    500: '#658ddd',
    950: '#000000',
  },
}

SCSS

$custom: #658ddd;
$custom-light: #99aee8;
$custom-dark: #000000;

JSON

{
  "hex": "#658ddd",
  "rgb": {
    "r": 101,
    "g": 141,
    "b": 221
  },
  "hsl": {
    "h": 220,
    "s": 63.83,
    "l": 63.137
  },
  "oklch": {
    "l": 0.64952,
    "c": 0.12826,
    "h": 263.1
  },
  "luminance": 0.27037
}

Semantic roles & 50–950 ramp

primary

#658DDD

secondary

#E4D6B9

accent

#901ACC

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #658DDD

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

Preview Lab → · Contrast checker → · Palette generator →