#4180BD#4180BD

#4180BD is a mid, moderate cyan. Relative luminance 0.202; OKLCH L 58.6% C 0.114 H 249.7°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#4180BD
RGB	rgb(65, 128, 189)
HSL	hsl(210, 49%, 50%)
HSV	hsv(210, 66%, 74%)
CMYK	cmyk(65.6%, 32.3%, 0%, 25.9%)
CIE-LAB	lab(52.10, -0.77, -37.94)
CIE-LCH	lch(52.10, 37.95, 268.84°)
OKLab	oklab(58.6% -0.0397 -0.1073)
OKLCH	oklch(58.6% 0.114 249.7)
XYZ	xyz(19.0811, 20.2344, 51.0343)
Luminance	0.2024 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4180BD #BD7E41

analogous

#41BDBC #4180BD #4142BD

triadic

#4180BD #BD4180 #80BD41

tetradic

#4180BD #BC41BD #BD7E41 #42BD41

square

#4180BD #BC41BD #BD7E41 #42BD41

split-complementary

#4180BD #BD4142 #BDBC41

monochromatic

#224262 #31618F #4180BD #6E9ECD #9CBDDD

Accessibility & contrast

On white

4.16

#4180BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#4180BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4180BD

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4180BD	#FFFFFF	#000000	##000000
##4180BD	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6583C0

Deuteranopia (green-blind)

#5477BC

Tritanopia (blue-blind)

#008E96

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #4180bd;
/* rgb */ color: rgb(65, 128, 189);
/* oklch */ color: oklch(58.6% 0.114 249.7);

Tailwind

colors: {
  custom: {
    50: '#82a4d1',
    500: '#4180bd',
    950: '#000000',
  },
}

SCSS

$custom: #4180bd;
$custom-light: #82a4d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4180bd",
  "rgb": {
    "r": 65,
    "g": 128,
    "b": 189
  },
  "hsl": {
    "h": 209.516,
    "s": 48.819,
    "l": 49.804
  },
  "oklch": {
    "l": 0.58597,
    "c": 0.11444,
    "h": 249.7
  },
  "luminance": 0.20236
}

Semantic roles & 50–950 ramp

primary

#4180BD

secondary

#C9AC91

accent

#934FD8

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #4180BD

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

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