#4580B9#4580B9

#4580B9 is a mid, moderate cyan. Relative luminance 0.202; OKLCH L 58.6% C 0.108 H 249.4°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#4580B9
RGB	rgb(69, 128, 185)
HSL	hsl(209, 46%, 50%)
HSV	hsv(209, 63%, 73%)
CMYK	cmyk(62.7%, 30.8%, 0%, 27.5%)
CIE-LAB	lab(52.07, -1.42, -35.69)
CIE-LCH	lch(52.07, 35.72, 267.73°)
OKLab	oklab(58.55% -0.0379 -0.1007)
OKLCH	oklch(58.55% 0.108 249.4)
XYZ	xyz(18.9272, 20.2045, 48.7919)
Luminance	0.2021 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4580B9 #B97E45

analogous

#45B9B8 #4580B9 #4546B9

triadic

#4580B9 #B94580 #80B945

tetradic

#4580B9 #B845B9 #B97E45 #46B945

square

#4580B9 #B845B9 #B97E45 #46B945

split-complementary

#4580B9 #B94546 #B9B845

monochromatic

#244260 #34618C #4580B9 #719ECA #9EBDDB

Accessibility & contrast

On white

4.17

#4580B9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#4580B9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4580B9

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4580B9	#FFFFFF	#000000	##000000
##4580B9	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6782BB

Deuteranopia (green-blind)

#5877B8

Tritanopia (blue-blind)

#008D94

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #4580b9;
/* rgb */ color: rgb(69, 128, 185);
/* oklch */ color: oklch(58.6% 0.108 249.4);

Tailwind

colors: {
  custom: {
    50: '#83a4ce',
    500: '#4580b9',
    950: '#000000',
  },
}

SCSS

$custom: #4580b9;
$custom-light: #83a4ce;
$custom-dark: #000000;

JSON

{
  "hex": "#4580b9",
  "rgb": {
    "r": 69,
    "g": 128,
    "b": 185
  },
  "hsl": {
    "h": 209.483,
    "s": 45.669,
    "l": 49.804
  },
  "oklch": {
    "l": 0.58552,
    "c": 0.10762,
    "h": 249.4
  },
  "luminance": 0.20206
}

Semantic roles & 50–950 ramp

primary

#4580B9

secondary

#C7AC93

accent

#9352D5

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F13

muted

#7D7F82

Preview Lab

Preview with #4580B9

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

Preview Lab → · Contrast checker → · Palette generator →