#4181C7#4181C7

#4181C7 is a mid, vivid cyan. Relative luminance 0.209; OKLCH L 59.4% C 0.126 H 252.5°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#4181C7
RGB	rgb(65, 129, 199)
HSL	hsl(211, 54%, 52%)
HSV	hsv(211, 67%, 78%)
CMYK	cmyk(67.3%, 35.2%, 0%, 22%)
CIE-LAB	lab(52.89, 2.11, -42.41)
CIE-LCH	lch(52.89, 42.46, 272.84°)
OKLab	oklab(59.38% -0.0379 -0.1203)
OKLCH	oklch(59.38% 0.126 252.5)
XYZ	xyz(20.3352, 20.9458, 56.9930)
Luminance	0.2095 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4181C7 #C78741

analogous

#41C4C7 #4181C7 #4441C7

triadic

#4181C7 #C74181 #81C741

tetradic

#4181C7 #C741C4 #C78741 #41C744

square

#4181C7 #C741C4 #C78741 #41C744

split-complementary

#4181C7 #C74441 #C4C741

monochromatic

#20456D #2E639D #4181C7 #70A0D5 #A0C0E3

Accessibility & contrast

On white

4.05

#4181C7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#4181C7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4181C7

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4181C7	#FFFFFF	#000000	##000000
##4181C7	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6285CA

Deuteranopia (green-blind)

#4F79C6

Tritanopia (blue-blind)

#00919B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #4181c7;
/* rgb */ color: rgb(65, 129, 199);
/* oklch */ color: oklch(59.4% 0.126 252.5);

Tailwind

colors: {
  custom: {
    50: '#84a5d8',
    500: '#4181c7',
    950: '#000000',
  },
}

SCSS

$custom: #4181c7;
$custom-light: #84a5d8;
$custom-dark: #000000;

JSON

{
  "hex": "#4181c7",
  "rgb": {
    "r": 65,
    "g": 129,
    "b": 199
  },
  "hsl": {
    "h": 211.343,
    "s": 54.472,
    "l": 51.765
  },
  "oklch": {
    "l": 0.59379,
    "c": 0.12619,
    "h": 252.5
  },
  "luminance": 0.20948
}

Semantic roles & 50–950 ramp

primary

#4181C7

secondary

#CFB395

accent

#974ADE

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C0F14

muted

#7D7F83

Preview Lab

Preview with #4181C7

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

Preview Lab → · Contrast checker → · Palette generator →