#4580CB#4580CB

#4580CB is a mid, vivid cyan. Relative luminance 0.210; OKLCH L 59.5% C 0.131 H 255.4°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#4580CB
RGB	rgb(69, 128, 203)
HSL	hsl(214, 56%, 53%)
HSV	hsv(214, 66%, 80%)
CMYK	cmyk(66%, 36.9%, 0%, 20.4%)
CIE-LAB	lab(52.96, 4.77, -44.55)
CIE-LCH	lch(52.96, 44.81, 276.11°)
OKLab	oklab(59.55% -0.033 -0.1266)
OKLCH	oklch(59.55% 0.131 255.4)
XYZ	xyz(20.9490, 21.0133, 59.4403)
Luminance	0.2102 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4580CB #CB9045

analogous

#45C3CB #4580CB #4D45CB

triadic

#4580CB #CB4580 #80CB45

tetradic

#4580CB #CB45C3 #CB9045 #45CB4D

square

#4580CB #CB45C3 #CB9045 #45CB4D

split-complementary

#4580CB #CB4D45 #C3CB45

monochromatic

#214675 #2E62A5 #4580CB #75A1D8 #A5C1E6

Accessibility & contrast

On white

4.04

#4580CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#4580CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4580CB

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4580CB	#FFFFFF	#000000	##000000
##4580CB	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F85CE

Deuteranopia (green-blind)

#4C79C9

Tritanopia (blue-blind)

#00919C

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #4580cb;
/* rgb */ color: rgb(69, 128, 203);
/* oklch */ color: oklch(59.5% 0.131 255.4);

Tailwind

colors: {
  custom: {
    50: '#86a4db',
    500: '#4580cb',
    950: '#000000',
  },
}

SCSS

$custom: #4580cb;
$custom-light: #86a4db;
$custom-dark: #000000;

JSON

{
  "hex": "#4580cb",
  "rgb": {
    "r": 69,
    "g": 128,
    "b": 203
  },
  "hsl": {
    "h": 213.582,
    "s": 56.303,
    "l": 53.333
  },
  "oklch": {
    "l": 0.59547,
    "c": 0.13081,
    "h": 255.4
  },
  "luminance": 0.21015
}

Semantic roles & 50–950 ramp

primary

#4580CB

secondary

#D3B999

accent

#9D48E0

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4580CB

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

Preview Lab → · Contrast checker → · Palette generator →