#5781FD#5781FD

#5781FD is a light, vivid blue. Relative luminance 0.248; OKLCH L 63.7% C 0.190 H 266.9°. Best body text is #000000 at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#5781FD
RGB	rgb(87, 129, 253)
HSL	hsl(225, 98%, 67%)
HSV	hsv(225, 66%, 99%)
CMYK	cmyk(65.6%, 49%, 0%, 0.8%)
CIE-LAB	lab(56.90, 24.34, -66.19)
CIE-LCH	lch(56.90, 70.53, 290.19°)
OKLab	oklab(63.72% -0.0104 -0.1898)
OKLCH	oklch(63.72% 0.19 266.9)
XYZ	xyz(29.5042, 24.8158, 96.1445)
Luminance	0.2482 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5781FD #FDD357

analogous

#57D4FD #5781FD #8057FD

triadic

#5781FD #FD5781 #81FD57

tetradic

#5781FD #FD57D4 #FDD357 #57FD80

square

#5781FD #FD57D4 #FDD357 #57FD80

split-complementary

#5781FD #FD8057 #D4FD57

monochromatic

#0338D7 #1B54FC #5781FD #93AEFE #D0DCFE

Accessibility & contrast

On white

3.52

#5781FD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.96

#5781FD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5781FD

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5781FD	#FFFFFF	#000000	##000000
##5781FD	1.00	3.52	5.96	5.96
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.96	21.00	1.00	1.00
##000000	5.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B90FF

Deuteranopia (green-blind)

#0081FA

Tritanopia (blue-blind)

#009EB3

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #5781fd;
/* rgb */ color: rgb(87, 129, 253);
/* oklch */ color: oklch(63.7% 0.190 266.9);

Tailwind

colors: {
  custom: {
    50: '#97a5ff',
    500: '#5781fd',
    950: '#000000',
  },
}

SCSS

$custom: #5781fd;
$custom-light: #97a5ff;
$custom-dark: #000000;

JSON

{
  "hex": "#5781fd",
  "rgb": {
    "r": 87,
    "g": 129,
    "b": 253
  },
  "hsl": {
    "h": 224.819,
    "s": 97.647,
    "l": 66.667
  },
  "oklch": {
    "l": 0.63717,
    "c": 0.19011,
    "h": 266.9
  },
  "luminance": 0.24819
}

Semantic roles & 50–950 ramp

primary

#5781FD

secondary

#F3E5BD

accent

#AB00E6

background

#FAFAFF

surface

#F3F4FF

border

#CDCED7

text

#0F0F18

muted

#7F7F86

Preview Lab

Preview with #5781FD

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

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