#4581DA#4581DA

#4581DA is a mid, vivid blue. Relative luminance 0.220; OKLCH L 60.7% C 0.149 H 258.2°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#4581DA
RGB	rgb(69, 129, 218)
HSL	hsl(216, 67%, 56%)
HSV	hsv(216, 68%, 85%)
CMYK	cmyk(68.3%, 40.8%, 0%, 14.5%)
CIE-LAB	lab(54.05, 9.42, -51.30)
CIE-LCH	lch(54.05, 52.16, 280.40°)
OKLab	oklab(60.66% -0.0305 -0.1463)
OKLCH	oklch(60.66% 0.15 258.2)
XYZ	xyz(22.9548, 22.0253, 69.3576)
Luminance	0.2203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4581DA #DA9E45

analogous

#45CCDA #4581DA #5445DA

triadic

#4581DA #DA4581 #81DA45

tetradic

#4581DA #DA45CC #DA9E45 #45DA54

square

#4581DA #DA45CC #DA9E45 #45DA54

split-complementary

#4581DA #DA5445 #CCDA45

monochromatic

#1B4889 #2562BC #4581DA #78A4E4 #ABC6EE

Accessibility & contrast

On white

3.88

#4581DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#4581DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4581DA

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4581DA	#FFFFFF	#000000	##000000
##4581DA	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5889DE

Deuteranopia (green-blind)

#407BD8

Tritanopia (blue-blind)

#0096A3

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4581da;
/* rgb */ color: rgb(69, 129, 218);
/* oklch */ color: oklch(60.7% 0.149 258.2);

Tailwind

colors: {
  custom: {
    50: '#89a5e6',
    500: '#4581da',
    950: '#000000',
  },
}

SCSS

$custom: #4581da;
$custom-light: #89a5e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4581da",
  "rgb": {
    "r": 69,
    "g": 129,
    "b": 218
  },
  "hsl": {
    "h": 215.839,
    "s": 66.816,
    "l": 56.275
  },
  "oklch": {
    "l": 0.60657,
    "c": 0.1495,
    "h": 258.2
  },
  "luminance": 0.22028
}

Semantic roles & 50–950 ramp

primary

#4581DA

secondary

#DCC39F

accent

#A53EEA

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4581DA

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

Preview Lab → · Contrast checker → · Palette generator →