#4179C5#4179C5

#4179C5 is a mid, vivid cyan. Relative luminance 0.188; OKLCH L 57.5% C 0.132 H 256.6°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#4179C5
RGB	rgb(65, 121, 197)
HSL	hsl(215, 53%, 51%)
HSV	hsv(215, 67%, 77%)
CMYK	cmyk(67%, 38.6%, 0%, 22.7%)
CIE-LAB	lab(50.49, 6.25, -45.08)
CIE-LCH	lch(50.49, 45.51, 277.89°)
OKLab	oklab(57.47% -0.0305 -0.1283)
OKLCH	oklch(57.47% 0.132 256.6)
XYZ	xyz(19.0917, 18.8279, 55.4405)
Luminance	0.1883 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4179C5 #C58D41

analogous

#41BBC5 #4179C5 #4B41C5

triadic

#4179C5 #C54179 #79C541

tetradic

#4179C5 #C541BB #C58D41 #41C54B

square

#4179C5 #C541BB #C58D41 #41C54B

split-complementary

#4179C5 #C54B41 #BBC541

monochromatic

#21406B #2F5C9A #4179C5 #709AD3 #9FBBE2

Accessibility & contrast

On white

4.41

#4179C5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#4179C5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4179C5

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4179C5	#FFFFFF	#000000	##000000
##4179C5	1.00	4.41	4.77	4.77
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#577FC8

Deuteranopia (green-blind)

#4373C3

Tritanopia (blue-blind)

#008B95

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4179c5;
/* rgb */ color: rgb(65, 121, 197);
/* oklch */ color: oklch(57.5% 0.132 256.6);

Tailwind

colors: {
  custom: {
    50: '#839fd7',
    500: '#4179c5',
    950: '#000000',
  },
}

SCSS

$custom: #4179c5;
$custom-light: #839fd7;
$custom-dark: #000000;

JSON

{
  "hex": "#4179c5",
  "rgb": {
    "r": 65,
    "g": 121,
    "b": 197
  },
  "hsl": {
    "h": 214.545,
    "s": 53.226,
    "l": 51.373
  },
  "oklch": {
    "l": 0.57468,
    "c": 0.13184,
    "h": 256.6
  },
  "luminance": 0.1883
}

Semantic roles & 50–950 ramp

primary

#4179C5

secondary

#CEB594

accent

#9F4BDD

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4179C5

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

Preview Lab → · Contrast checker → · Palette generator →