#4789CC#4789CC

#4789CC is a mid, vivid cyan. Relative luminance 0.236; OKLCH L 61.7% C 0.122 H 250.8°. Best body text is #000000 at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#4789CC
RGB	rgb(71, 137, 204)
HSL	hsl(210, 57%, 54%)
HSV	hsv(210, 65%, 80%)
CMYK	cmyk(65.2%, 32.8%, 0%, 20%)
CIE-LAB	lab(55.67, 0.09, -40.84)
CIE-LCH	lch(55.67, 40.84, 270.12°)
OKLab	oklab(61.7% -0.0403 -0.1156)
OKLCH	oklch(61.7% 0.122 250.8)
XYZ	xyz(22.4393, 23.5883, 60.4855)
Luminance	0.2359 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4789CC #CC8A47

analogous

#47CBCC #4789CC #4847CC

triadic

#4789CC #CC4789 #89CC47

tetradic

#4789CC #CC47CB #CC8A47 #47CC48

square

#4789CC #CC47CB #CC8A47 #47CC48

split-complementary

#4789CC #CC4847 #CBCC47

monochromatic

#214C77 #2E6AA7 #4789CC #77A8D9 #A7C6E7

Accessibility & contrast

On white

3.67

#4789CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.72

#4789CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4789CC

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4789CC	#FFFFFF	#000000	##000000
##4789CC	1.00	3.67	5.72	5.72
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.72	21.00	1.00	1.00
##000000	5.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C8CCF

Deuteranopia (green-blind)

#5980CB

Tritanopia (blue-blind)

#0099A1

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4789cc;
/* rgb */ color: rgb(71, 137, 204);
/* oklch */ color: oklch(61.7% 0.122 250.8);

Tailwind

colors: {
  custom: {
    50: '#87abdc',
    500: '#4789cc',
    950: '#000000',
  },
}

SCSS

$custom: #4789cc;
$custom-light: #87abdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4789cc",
  "rgb": {
    "r": 71,
    "g": 137,
    "b": 204
  },
  "hsl": {
    "h": 210.226,
    "s": 56.596,
    "l": 53.922
  },
  "oklch": {
    "l": 0.61704,
    "c": 0.12244,
    "h": 250.8
  },
  "luminance": 0.23591
}

Semantic roles & 50–950 ramp

primary

#4789CC

secondary

#D4B89B

accent

#9448E0

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4789CC

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

Preview Lab → · Contrast checker → · Palette generator →