#6581ED#6581ED

#6581ED is a light, vivid blue. Relative luminance 0.246; OKLCH L 63.4% C 0.164 H 270.2°. Best body text is #000000 at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#6581ED
RGB	rgb(101, 129, 237)
HSL	hsl(228, 79%, 66%)
HSV	hsv(228, 57%, 93%)
CMYK	cmyk(57.4%, 45.6%, 0%, 7.1%)
CIE-LAB	lab(56.66, 21.45, -57.67)
CIE-LCH	lch(56.66, 61.53, 290.40°)
OKLab	oklab(63.43% 0.0007 -0.1645)
OKLCH	oklch(63.43% 0.164 270.2)
XYZ	xyz(28.4981, 24.5794, 83.3469)
Luminance	0.2458 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6581ED #EDD165

analogous

#65C5ED #6581ED #8D65ED

triadic

#6581ED #ED6581 #81ED65

tetradic

#6581ED #ED65C5 #EDD165 #65ED8D

square

#6581ED #ED65C5 #EDD165 #65ED8D

split-complementary

#6581ED #ED8D65 #C5ED65

monochromatic

#173AC1 #2E54E7 #6581ED #9CAEF3 #D3DBFA

Accessibility & contrast

On white

3.55

#6581ED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.92

#6581ED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6581ED

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6581ED	#FFFFFF	#000000	##000000
##6581ED	1.00	3.55	5.92	5.92
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.92	21.00	1.00	1.00
##000000	5.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F8EF1

Deuteranopia (green-blind)

#3B82EB

Tritanopia (blue-blind)

#0099AB

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #6581ed;
/* rgb */ color: rgb(101, 129, 237);
/* oklch */ color: oklch(63.4% 0.164 270.2);

Tailwind

colors: {
  custom: {
    50: '#9ba5f3',
    500: '#6581ed',
    950: '#000000',
  },
}

SCSS

$custom: #6581ed;
$custom-light: #9ba5f3;
$custom-dark: #000000;

JSON

{
  "hex": "#6581ed",
  "rgb": {
    "r": 101,
    "g": 129,
    "b": 237
  },
  "hsl": {
    "h": 227.647,
    "s": 79.07,
    "l": 66.275
  },
  "oklch": {
    "l": 0.63426,
    "c": 0.16448,
    "h": 270.2
  },
  "luminance": 0.24582
}

Semantic roles & 50–950 ramp

primary

#6581ED

secondary

#EDE4C1

accent

#B00ADB

background

#FAFAFE

surface

#F4F4FD

border

#CECED5

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #6581ED

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

Preview Lab → · Contrast checker → · Palette generator →