#4583BC#4583BC

#4583BC is a mid, moderate cyan. Relative luminance 0.211; OKLCH L 59.4% C 0.109 H 248.3°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#4583BC
RGB	rgb(69, 131, 188)
HSL	hsl(209, 47%, 50%)
HSV	hsv(209, 63%, 74%)
CMYK	cmyk(63.3%, 30.3%, 0%, 26.3%)
CIE-LAB	lab(53.09, -2.17, -35.81)
CIE-LCH	lch(53.09, 35.87, 266.53°)
OKLab	oklab(59.4% -0.0402 -0.101)
OKLCH	oklch(59.4% 0.109 248.3)
XYZ	xyz(19.6443, 21.1267, 50.6098)
Luminance	0.2113 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4583BC #BC7E45

analogous

#45BCB9 #4583BC #4547BC

triadic

#4583BC #BC4583 #83BC45

tetradic

#4583BC #B945BC #BC7E45 #47BC45

square

#4583BC #B945BC #BC7E45 #47BC45

split-complementary

#4583BC #BC4547 #BCB945

monochromatic

#244563 #346490 #4583BC #72A1CC #9FBFDC

Accessibility & contrast

On white

4.02

#4583BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#4583BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4583BC

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4583BC	#FFFFFF	#000000	##000000
##4583BC	1.00	4.02	5.23	5.23
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A85BE

Deuteranopia (green-blind)

#5A7ABB

Tritanopia (blue-blind)

#009097

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #4583bc;
/* rgb */ color: rgb(69, 131, 188);
/* oklch */ color: oklch(59.4% 0.109 248.3);

Tailwind

colors: {
  custom: {
    50: '#84a6d0',
    500: '#4583bc',
    950: '#000000',
  },
}

SCSS

$custom: #4583bc;
$custom-light: #84a6d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4583bc",
  "rgb": {
    "r": 69,
    "g": 131,
    "b": 188
  },
  "hsl": {
    "h": 208.739,
    "s": 47.036,
    "l": 50.392
  },
  "oklch": {
    "l": 0.594,
    "c": 0.10875,
    "h": 248.3
  },
  "luminance": 0.21129
}

Semantic roles & 50–950 ramp

primary

#4583BC

secondary

#C9AD94

accent

#9151D7

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F14

muted

#7D7F82

Preview Lab

Preview with #4583BC

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

Preview Lab → · Contrast checker → · Palette generator →