#4183AD#4183AD

#4183AD is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.5% C 0.093 H 239.0°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#4183AD
RGB	rgb(65, 131, 173)
HSL	hsl(203, 45%, 47%)
HSV	hsv(203, 62%, 68%)
CMYK	cmyk(62.4%, 24.3%, 0%, 32.2%)
CIE-LAB	lab(52.26, -7.94, -28.50)
CIE-LCH	lch(52.26, 29.59, 254.43°)
OKLab	oklab(58.48% -0.048 -0.08)
OKLCH	oklch(58.48% 0.093 239)
XYZ	xyz(17.8362, 20.3718, 42.5192)
Luminance	0.2037 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4183AD #AD6B41

analogous

#41ADA1 #4183AD #414DAD

triadic

#4183AD #AD4183 #83AD41

tetradic

#4183AD #A141AD #AD6B41 #4DAD41

square

#4183AD #A141AD #AD6B41 #4DAD41

split-complementary

#4183AD #AD414D #ADA141

monochromatic

#204054 #306181 #4183AD #66A0C5 #92BCD6

Accessibility & contrast

On white

4.14

#4183AD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#4183AD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4183AD

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4183AD	#FFFFFF	#000000	##000000
##4183AD	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7083AF

Deuteranopia (green-blind)

#6178AC

Tritanopia (blue-blind)

#008E91

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4183ad;
/* rgb */ color: rgb(65, 131, 173);
/* oklch */ color: oklch(58.5% 0.093 239.0);

Tailwind

colors: {
  custom: {
    50: '#80a7c5',
    500: '#4183ad',
    950: '#000000',
  },
}

SCSS

$custom: #4183ad;
$custom-light: #80a7c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4183ad",
  "rgb": {
    "r": 65,
    "g": 131,
    "b": 173
  },
  "hsl": {
    "h": 203.333,
    "s": 45.378,
    "l": 46.667
  },
  "oklch": {
    "l": 0.58477,
    "c": 0.09325,
    "h": 239
  },
  "luminance": 0.20374
}

Semantic roles & 50–950 ramp

primary

#4183AD

secondary

#C29F88

accent

#8553D5

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #4183AD

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

Preview Lab → · Contrast checker → · Palette generator →