#4589CC#4589CC

#4589CC is a mid, vivid cyan. Relative luminance 0.235; OKLCH L 61.6% C 0.123 H 250.2°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#4589CC
RGB	rgb(69, 137, 204)
HSL	hsl(210, 57%, 54%)
HSV	hsv(210, 66%, 80%)
CMYK	cmyk(66.2%, 32.8%, 0%, 20%)
CIE-LAB	lab(55.60, -0.25, -40.96)
CIE-LCH	lch(55.60, 40.96, 269.65°)
OKLab	oklab(61.62% -0.0418 -0.116)
OKLCH	oklch(61.62% 0.123 250.2)
XYZ	xyz(22.2950, 23.5139, 60.4787)
Luminance	0.2352 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4589CC #CC8845

analogous

#45CCCC #4589CC #4545CC

triadic

#4589CC #CC4589 #89CC45

tetradic

#4589CC #CC45CC #CC8845 #45CC45

square

#4589CC #CC45CC #CC8845 #45CC45

split-complementary

#4589CC #CC4545 #CCCC45

monochromatic

#204C76 #2E6AA6 #4589CC #75A7D9 #A5C6E6

Accessibility & contrast

On white

3.68

#4589CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.70

#4589CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4589CC

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4589CC	#FFFFFF	#000000	##000000
##4589CC	1.00	3.68	5.70	5.70
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.70	21.00	1.00	1.00
##000000	5.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C8CCF

Deuteranopia (green-blind)

#597FCB

Tritanopia (blue-blind)

#0099A1

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4589cc;
/* rgb */ color: rgb(69, 137, 204);
/* oklch */ color: oklch(61.6% 0.123 250.2);

Tailwind

colors: {
  custom: {
    50: '#86abdc',
    500: '#4589cc',
    950: '#000000',
  },
}

SCSS

$custom: #4589cc;
$custom-light: #86abdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4589cc",
  "rgb": {
    "r": 69,
    "g": 137,
    "b": 204
  },
  "hsl": {
    "h": 209.778,
    "s": 56.962,
    "l": 53.529
  },
  "oklch": {
    "l": 0.61624,
    "c": 0.12328,
    "h": 250.2
  },
  "luminance": 0.23516
}

Semantic roles & 50–950 ramp

primary

#4589CC

secondary

#D3B699

accent

#9348E0

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4589CC

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

Preview Lab → · Contrast checker → · Palette generator →