#4189D5#4189D5

#4189D5 is a mid, vivid cyan. Relative luminance 0.238; OKLCH L 62.0% C 0.136 H 252.0°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#4189D5
RGB	rgb(65, 137, 213)
HSL	hsl(211, 64%, 55%)
HSV	hsv(211, 69%, 84%)
CMYK	cmyk(69.5%, 35.7%, 0%, 16.5%)
CIE-LAB	lab(55.90, 2.24, -45.56)
CIE-LCH	lch(55.90, 45.61, 272.81°)
OKLab	oklab(61.97% -0.0421 -0.1295)
OKLCH	oklch(61.97% 0.136 252)
XYZ	xyz(23.1314, 23.8168, 66.3159)
Luminance	0.2382 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4189D5 #D58D41

analogous

#41D3D5 #4189D5 #4341D5

triadic

#4189D5 #D54189 #89D541

tetradic

#4189D5 #D541D3 #D58D41 #41D543

square

#4189D5 #D541D3 #D58D41 #41D543

split-complementary

#4189D5 #D54341 #D3D541

monochromatic

#1C4C7F #276BB2 #4189D5 #73A8E0 #A5C7EB

Accessibility & contrast

On white

3.64

#4189D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#4189D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4189D5

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4189D5	#FFFFFF	#000000	##000000
##4189D5	1.00	3.64	5.76	5.76
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#678ED8

Deuteranopia (green-blind)

#5180D3

Tritanopia (blue-blind)

#009BA5

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #4189d5;
/* rgb */ color: rgb(65, 137, 213);
/* oklch */ color: oklch(62.0% 0.136 252.0);

Tailwind

colors: {
  custom: {
    50: '#86abe2',
    500: '#4189d5',
    950: '#000000',
  },
}

SCSS

$custom: #4189d5;
$custom-light: #86abe2;
$custom-dark: #000000;

JSON

{
  "hex": "#4189d5",
  "rgb": {
    "r": 65,
    "g": 137,
    "b": 213
  },
  "hsl": {
    "h": 210.811,
    "s": 63.793,
    "l": 54.51
  },
  "oklch": {
    "l": 0.61971,
    "c": 0.13615,
    "h": 252
  },
  "luminance": 0.23819
}

Semantic roles & 50–950 ramp

primary

#4189D5

secondary

#D8BA9A

accent

#9641E7

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4189D5

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

Preview Lab → · Contrast checker → · Palette generator →