#4182D3#4182D3

#4182D3 is a mid, vivid cyan. Relative luminance 0.218; OKLCH L 60.3% C 0.141 H 255.2°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#4182D3
RGB	rgb(65, 130, 211)
HSL	hsl(213, 62%, 54%)
HSV	hsv(213, 69%, 83%)
CMYK	cmyk(69.2%, 38.4%, 0%, 17.3%)
CIE-LAB	lab(53.80, 5.73, -47.76)
CIE-LCH	lch(53.80, 48.11, 276.84°)
OKLab	oklab(60.3% -0.0359 -0.136)
OKLCH	oklch(60.3% 0.141 255.2)
XYZ	xyz(21.9162, 21.7899, 64.6662)
Luminance	0.2179 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4182D3 #D39241

analogous

#41CBD3 #4182D3 #4941D3

triadic

#4182D3 #D34182 #82D341

tetradic

#4182D3 #D341CB #D39241 #41D349

square

#4182D3 #D341CB #D39241 #41D349

split-complementary

#4182D3 #D34941 #CBD341

monochromatic

#1D487D #2864AE #4182D3 #73A3DF #A4C3EA

Accessibility & contrast

On white

3.92

#4182D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#4182D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4182D3

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4182D3	#FFFFFF	#000000	##000000
##4182D3	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D88D6

Deuteranopia (green-blind)

#477AD1

Tritanopia (blue-blind)

#0095A0

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4182d3;
/* rgb */ color: rgb(65, 130, 211);
/* oklch */ color: oklch(60.3% 0.141 255.2);

Tailwind

colors: {
  custom: {
    50: '#86a5e1',
    500: '#4182d3',
    950: '#000000',
  },
}

SCSS

$custom: #4182d3;
$custom-light: #86a5e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4182d3",
  "rgb": {
    "r": 65,
    "g": 130,
    "b": 211
  },
  "hsl": {
    "h": 213.288,
    "s": 62.393,
    "l": 54.118
  },
  "oklch": {
    "l": 0.60297,
    "c": 0.14069,
    "h": 255.2
  },
  "luminance": 0.21792
}

Semantic roles & 50–950 ramp

primary

#4182D3

secondary

#D7BB99

accent

#9D42E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4182D3

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

Preview Lab → · Contrast checker → · Palette generator →