#4191CC#4191CC

#4191CC is a light, moderate cyan. Relative luminance 0.257; OKLCH L 63.3% C 0.118 H 243.6°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#4191CC
RGB	rgb(65, 145, 204)
HSL	hsl(205, 58%, 53%)
HSV	hsv(205, 68%, 80%)
CMYK	cmyk(68.1%, 28.9%, 0%, 20%)
CIE-LAB	lab(57.78, -5.54, -37.54)
CIE-LCH	lch(57.78, 37.95, 261.60°)
OKLab	oklab(63.31% -0.0525 -0.106)
OKLCH	oklch(63.31% 0.118 243.6)
XYZ	xyz(23.2003, 25.7318, 60.8591)
Luminance	0.2573 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4191CC #CC7C41

analogous

#41CCC2 #4191CC #414BCC

triadic

#4191CC #CC4191 #91CC41

tetradic

#4191CC #C241CC #CC7C41 #4BCC41

square

#4191CC #C241CC #CC7C41 #4BCC41

split-complementary

#4191CC #CC414B #CCC241

monochromatic

#1F5074 #2C71A4 #4191CC #71ADD9 #A1C9E6

Accessibility & contrast

On white

3.42

#4191CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#4191CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4191CC

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4191CC	#FFFFFF	#000000	##000000
##4191CC	1.00	3.42	6.15	6.15
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.15	21.00	1.00	1.00
##000000	6.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7692CF

Deuteranopia (green-blind)

#6385CB

Tritanopia (blue-blind)

#009FA6

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4191cc;
/* rgb */ color: rgb(65, 145, 204);
/* oklch */ color: oklch(63.3% 0.118 243.6);

Tailwind

colors: {
  custom: {
    50: '#85b1dc',
    500: '#4191cc',
    950: '#000000',
  },
}

SCSS

$custom: #4191cc;
$custom-light: #85b1dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4191cc",
  "rgb": {
    "r": 65,
    "g": 145,
    "b": 204
  },
  "hsl": {
    "h": 205.468,
    "s": 57.676,
    "l": 52.745
  },
  "oklch": {
    "l": 0.63305,
    "c": 0.11828,
    "h": 243.6
  },
  "luminance": 0.25734
}

Semantic roles & 50–950 ramp

primary

#4191CC

secondary

#D3B096

accent

#8847E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4191CC

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

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