#4581D7#4581D7

#4581D7 is a mid, vivid blue. Relative luminance 0.219; OKLCH L 60.5% C 0.146 H 257.6°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#4581D7
RGB	rgb(69, 129, 215)
HSL	hsl(215, 65%, 56%)
HSV	hsv(215, 68%, 84%)
CMYK	cmyk(67.9%, 40%, 0%, 15.7%)
CIE-LAB	lab(53.89, 8.36, -49.88)
CIE-LCH	lch(53.89, 50.57, 279.52°)
OKLab	oklab(60.48% -0.0312 -0.1422)
OKLCH	oklch(60.48% 0.146 257.6)
XYZ	xyz(22.5658, 21.8697, 67.3088)
Luminance	0.2187 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4581D7 #D79B45

analogous

#45CAD7 #4581D7 #5245D7

triadic

#4581D7 #D74581 #81D745

tetradic

#4581D7 #D745CA #D79B45 #45D752

square

#4581D7 #D745CA #D79B45 #45D752

split-complementary

#4581D7 #D75245 #CAD745

monochromatic

#1D4885 #2763B7 #4581D7 #77A3E2 #AAC5ED

Accessibility & contrast

On white

3.91

#4581D7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#4581D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4581D7

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4581D7	#FFFFFF	#000000	##000000
##4581D7	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5988DA

Deuteranopia (green-blind)

#437BD5

Tritanopia (blue-blind)

#0095A1

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4581d7;
/* rgb */ color: rgb(69, 129, 215);
/* oklch */ color: oklch(60.5% 0.146 257.6);

Tailwind

colors: {
  custom: {
    50: '#88a5e4',
    500: '#4581d7',
    950: '#000000',
  },
}

SCSS

$custom: #4581d7;
$custom-light: #88a5e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4581d7",
  "rgb": {
    "r": 69,
    "g": 129,
    "b": 215
  },
  "hsl": {
    "h": 215.342,
    "s": 64.602,
    "l": 55.686
  },
  "oklch": {
    "l": 0.60475,
    "c": 0.14555,
    "h": 257.6
  },
  "luminance": 0.21872
}

Semantic roles & 50–950 ramp

primary

#4581D7

secondary

#DAC19E

accent

#A340E8

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F15

muted

#7E7F84

Preview Lab

Preview with #4581D7

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

Preview Lab → · Contrast checker → · Palette generator →