#4181D5#4181D5

#4181D5 is a mid, vivid cyan. Relative luminance 0.216; OKLCH L 60.2% C 0.144 H 256.2°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#4181D5
RGB	rgb(65, 129, 213)
HSL	hsl(214, 64%, 55%)
HSV	hsv(214, 69%, 84%)
CMYK	cmyk(69.5%, 39.4%, 0%, 16.5%)
CIE-LAB	lab(53.63, 7.04, -49.17)
CIE-LCH	lch(53.63, 49.67, 278.15°)
OKLab	oklab(60.2% -0.0345 -0.1402)
OKLCH	oklch(60.2% 0.144 256.2)
XYZ	xyz(22.0361, 21.6261, 65.9508)
Luminance	0.2163 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4181D5 #D59541

analogous

#41CBD5 #4181D5 #4B41D5

triadic

#4181D5 #D54181 #81D541

tetradic

#4181D5 #D541CB #D59541 #41D54B

square

#4181D5 #D541CB #D59541 #41D54B

split-complementary

#4181D5 #D54B41 #CBD541

monochromatic

#1C477F #2763B2 #4181D5 #73A2E0 #A5C3EB

Accessibility & contrast

On white

3.94

#4181D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#4181D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4181D5

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4181D5	#FFFFFF	#000000	##000000
##4181D5	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A88D8

Deuteranopia (green-blind)

#437AD3

Tritanopia (blue-blind)

#0095A1

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4181d5;
/* rgb */ color: rgb(65, 129, 213);
/* oklch */ color: oklch(60.2% 0.144 256.2);

Tailwind

colors: {
  custom: {
    50: '#86a5e2',
    500: '#4181d5',
    950: '#000000',
  },
}

SCSS

$custom: #4181d5;
$custom-light: #86a5e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4181d5",
  "rgb": {
    "r": 65,
    "g": 129,
    "b": 213
  },
  "hsl": {
    "h": 214.054,
    "s": 63.793,
    "l": 54.51
  },
  "oklch": {
    "l": 0.60195,
    "c": 0.14435,
    "h": 256.2
  },
  "luminance": 0.21628
}

Semantic roles & 50–950 ramp

primary

#4181D5

secondary

#D8BD9A

accent

#9F41E7

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4181D5

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

Preview Lab → · Contrast checker → · Palette generator →