#4182CF#4182CF

#4182CF is a mid, vivid cyan. Relative luminance 0.216; OKLCH L 60.1% C 0.136 H 254.2°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#4182CF
RGB	rgb(65, 130, 207)
HSL	hsl(213, 60%, 53%)
HSV	hsv(213, 69%, 81%)
CMYK	cmyk(68.6%, 37.2%, 0%, 18.8%)
CIE-LAB	lab(53.59, 4.32, -45.84)
CIE-LCH	lch(53.59, 46.04, 275.38°)
OKLab	oklab(60.06% -0.0369 -0.1304)
OKLCH	oklch(60.06% 0.136 254.2)
XYZ	xyz(21.4210, 21.5918, 62.0581)
Luminance	0.2159 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4182CF #CF8E41

analogous

#41C9CF #4182CF #4741CF

triadic

#4182CF #CF4182 #82CF41

tetradic

#4182CF #CF41C9 #CF8E41 #41CF47

square

#4182CF #CF41C9 #CF8E41 #41CF47

split-complementary

#4182CF #CF4741 #C9CF41

monochromatic

#1E4777 #2B64A8 #4182CF #72A2DB #A3C2E8

Accessibility & contrast

On white

3.95

#4182CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#4182CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4182CF

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4182CF	#FFFFFF	#000000	##000000
##4182CF	1.00	3.95	5.32	5.32
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F87D2

Deuteranopia (green-blind)

#4A7ACD

Tritanopia (blue-blind)

#00949E

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4182cf;
/* rgb */ color: rgb(65, 130, 207);
/* oklch */ color: oklch(60.1% 0.136 254.2);

Tailwind

colors: {
  custom: {
    50: '#85a5de',
    500: '#4182cf',
    950: '#000000',
  },
}

SCSS

$custom: #4182cf;
$custom-light: #85a5de;
$custom-dark: #000000;

JSON

{
  "hex": "#4182cf",
  "rgb": {
    "r": 65,
    "g": 130,
    "b": 207
  },
  "hsl": {
    "h": 212.535,
    "s": 59.664,
    "l": 53.333
  },
  "oklch": {
    "l": 0.60062,
    "c": 0.1355,
    "h": 254.2
  },
  "luminance": 0.21594
}

Semantic roles & 50–950 ramp

primary

#4182CF

secondary

#D4B897

accent

#9B45E3

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4182CF

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

Preview Lab → · Contrast checker → · Palette generator →