#4180BC#4180BC

#4180BC is a mid, moderate cyan. Relative luminance 0.202; OKLCH L 58.5% C 0.113 H 249.3°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#4180BC
RGB	rgb(65, 128, 188)
HSL	hsl(209, 49%, 50%)
HSV	hsv(209, 65%, 74%)
CMYK	cmyk(65.4%, 31.9%, 0%, 26.3%)
CIE-LAB	lab(52.05, -1.12, -37.44)
CIE-LCH	lch(52.05, 37.46, 268.29°)
OKLab	oklab(58.54% -0.04 -0.1059)
OKLCH	oklch(58.54% 0.113 249.3)
XYZ	xyz(18.9729, 20.1911, 50.4646)
Luminance	0.2019 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4180BC #BC7D41

analogous

#41BCBB #4180BC #4143BC

triadic

#4180BC #BC4180 #80BC41

tetradic

#4180BC #BB41BC #BC7D41 #43BC41

square

#4180BC #BB41BC #BC7D41 #43BC41

split-complementary

#4180BC #BC4143 #BCBB41

monochromatic

#224261 #31618F #4180BC #6E9ECD #9BBCDC

Accessibility & contrast

On white

4.17

#4180BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#4180BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4180BC

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4180BC	#FFFFFF	#000000	##000000
##4180BC	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6683BF

Deuteranopia (green-blind)

#5577BB

Tritanopia (blue-blind)

#008E95

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #4180bc;
/* rgb */ color: rgb(65, 128, 188);
/* oklch */ color: oklch(58.5% 0.113 249.3);

Tailwind

colors: {
  custom: {
    50: '#82a4d0',
    500: '#4180bc',
    950: '#000000',
  },
}

SCSS

$custom: #4180bc;
$custom-light: #82a4d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4180bc",
  "rgb": {
    "r": 65,
    "g": 128,
    "b": 188
  },
  "hsl": {
    "h": 209.268,
    "s": 48.617,
    "l": 49.608
  },
  "oklch": {
    "l": 0.58543,
    "c": 0.11318,
    "h": 249.3
  },
  "luminance": 0.20193
}

Semantic roles & 50–950 ramp

primary

#4180BC

secondary

#C9AC90

accent

#9250D8

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #4180BC

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

Preview Lab → · Contrast checker → · Palette generator →