#4189D0#4189D0

#4189D0 is a mid, vivid cyan. Relative luminance 0.236; OKLCH L 61.7% C 0.130 H 250.5°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#4189D0
RGB	rgb(65, 137, 208)
HSL	hsl(210, 60%, 54%)
HSV	hsv(210, 69%, 82%)
CMYK	cmyk(68.8%, 34.1%, 0%, 18.4%)
CIE-LAB	lab(55.65, 0.49, -43.14)
CIE-LCH	lch(55.65, 43.14, 270.65°)
OKLab	oklab(61.69% -0.0434 -0.1224)
OKLCH	oklch(61.69% 0.13 250.5)
XYZ	xyz(22.5066, 23.5668, 63.0250)
Luminance	0.2357 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4189D0 #D08841

analogous

#41D0CF #4189D0 #4141D0

triadic

#4189D0 #D04189 #89D041

tetradic

#4189D0 #CF41D0 #D08841 #41D041

square

#4189D0 #CF41D0 #D08841 #41D041

split-complementary

#4189D0 #D04141 #D0CF41

monochromatic

#1E4C79 #2A6AAA #4189D0 #72A7DC #A3C6E8

Accessibility & contrast

On white

3.68

#4189D0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.71

#4189D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4189D0

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4189D0	#FFFFFF	#000000	##000000
##4189D0	1.00	3.68	5.71	5.71
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.71	21.00	1.00	1.00
##000000	5.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#698DD3

Deuteranopia (green-blind)

#557FCF

Tritanopia (blue-blind)

#009AA3

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4189d0;
/* rgb */ color: rgb(65, 137, 208);
/* oklch */ color: oklch(61.7% 0.130 250.5);

Tailwind

colors: {
  custom: {
    50: '#85abdf',
    500: '#4189d0',
    950: '#000000',
  },
}

SCSS

$custom: #4189d0;
$custom-light: #85abdf;
$custom-dark: #000000;

JSON

{
  "hex": "#4189d0",
  "rgb": {
    "r": 65,
    "g": 137,
    "b": 208
  },
  "hsl": {
    "h": 209.79,
    "s": 60.338,
    "l": 53.529
  },
  "oklch": {
    "l": 0.61691,
    "c": 0.12988,
    "h": 250.5
  },
  "luminance": 0.23569
}

Semantic roles & 50–950 ramp

primary

#4189D0

secondary

#D5B698

accent

#9344E3

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4189D0

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

Preview Lab → · Contrast checker → · Palette generator →