#4581BD#4581BD

#4581BD is a mid, moderate cyan. Relative luminance 0.206; OKLCH L 59.0% C 0.112 H 250.3°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#4581BD
RGB	rgb(69, 129, 189)
HSL	hsl(210, 48%, 51%)
HSV	hsv(210, 63%, 74%)
CMYK	cmyk(63.5%, 31.7%, 0%, 25.9%)
CIE-LAB	lab(52.55, -0.65, -37.22)
CIE-LCH	lch(52.55, 37.23, 269.00°)
OKLab	oklab(58.99% -0.0377 -0.1052)
OKLCH	oklch(58.99% 0.112 250.3)
XYZ	xyz(19.4864, 20.6380, 51.0908)
Luminance	0.2064 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4581BD #BD8145

analogous

#45BDBD #4581BD #4545BD

triadic

#4581BD #BD4581 #81BD45

tetradic

#4581BD #BD45BD #BD8145 #45BD45

square

#4581BD #BD45BD #BD8145 #45BD45

split-complementary

#4581BD #BD4545 #BDBD45

monochromatic

#244464 #346291 #4581BD #72A0CD #9FBEDD

Accessibility & contrast

On white

4.10

#4581BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#4581BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4581BD

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4581BD	#FFFFFF	#000000	##000000
##4581BD	1.00	4.10	5.13	5.13
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6784C0

Deuteranopia (green-blind)

#5778BC

Tritanopia (blue-blind)

#008F96

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4581bd;
/* rgb */ color: rgb(69, 129, 189);
/* oklch */ color: oklch(59.0% 0.112 250.3);

Tailwind

colors: {
  custom: {
    50: '#84a5d1',
    500: '#4581bd',
    950: '#000000',
  },
}

SCSS

$custom: #4581bd;
$custom-light: #84a5d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4581bd",
  "rgb": {
    "r": 69,
    "g": 129,
    "b": 189
  },
  "hsl": {
    "h": 210,
    "s": 47.619,
    "l": 50.588
  },
  "oklch": {
    "l": 0.58994,
    "c": 0.11176,
    "h": 250.3
  },
  "luminance": 0.2064
}

Semantic roles & 50–950 ramp

primary

#4581BD

secondary

#CAAF94

accent

#9451D7

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F14

muted

#7D7F82

Preview Lab

Preview with #4581BD

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

Preview Lab → · Contrast checker → · Palette generator →