#4183AF#4183AF

#4183AF is a mid, moderate cyan. Relative luminance 0.205; OKLCH L 58.6% C 0.095 H 240.3°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#4183AF
RGB	rgb(65, 131, 175)
HSL	hsl(204, 46%, 47%)
HSV	hsv(204, 63%, 69%)
CMYK	cmyk(62.9%, 25.1%, 0%, 31.4%)
CIE-LAB	lab(52.34, -7.28, -29.52)
CIE-LCH	lch(52.34, 30.41, 256.15°)
OKLab	oklab(58.57% -0.0473 -0.0829)
OKLCH	oklch(58.57% 0.095 240.3)
XYZ	xyz(18.0312, 20.4498, 43.5461)
Luminance	0.2045 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4183AF #AF6D41

analogous

#41AFA4 #4183AF #414CAF

triadic

#4183AF #AF4183 #83AF41

tetradic

#4183AF #A441AF #AF6D41 #4CAF41

square

#4183AF #A441AF #AF6D41 #4CAF41

split-complementary

#4183AF #AF414C #AFA441

monochromatic

#204056 #306282 #4183AF #67A0C6 #93BCD7

Accessibility & contrast

On white

4.13

#4183AF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#4183AF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4183AF

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4183AF	#FFFFFF	#000000	##000000
##4183AF	1.00	4.13	5.09	5.09
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F83B1

Deuteranopia (green-blind)

#6078AE

Tritanopia (blue-blind)

#008E92

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4183af;
/* rgb */ color: rgb(65, 131, 175);
/* oklch */ color: oklch(58.6% 0.095 240.3);

Tailwind

colors: {
  custom: {
    50: '#80a6c7',
    500: '#4183af',
    950: '#000000',
  },
}

SCSS

$custom: #4183af;
$custom-light: #80a6c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4183af",
  "rgb": {
    "r": 65,
    "g": 131,
    "b": 175
  },
  "hsl": {
    "h": 204,
    "s": 45.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.58574,
    "c": 0.09544,
    "h": 240.3
  },
  "luminance": 0.20452
}

Semantic roles & 50–950 ramp

primary

#4183AF

secondary

#C2A089

accent

#8752D5

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #4183AF

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

Preview Lab → · Contrast checker → · Palette generator →