#4179CA#4179CA

#4179CA is a mid, vivid blue. Relative luminance 0.191; OKLCH L 57.8% C 0.139 H 257.8°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#4179CA
RGB	rgb(65, 121, 202)
HSL	hsl(215, 56%, 52%)
HSV	hsv(215, 68%, 79%)
CMYK	cmyk(67.8%, 40.1%, 0%, 20.8%)
CIE-LAB	lab(50.76, 8.02, -47.50)
CIE-LCH	lch(50.76, 48.17, 279.58°)
OKLab	oklab(57.77% -0.0293 -0.1354)
OKLCH	oklch(57.77% 0.139 257.8)
XYZ	xyz(19.6742, 19.0608, 58.5079)
Luminance	0.1906 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4179CA #CA9241

analogous

#41BECA #4179CA #4D41CA

triadic

#4179CA #CA4179 #79CA41

tetradic

#4179CA #CA41BE #CA9241 #41CA4D

square

#4179CA #CA41BE #CA9241 #41CA4D

split-complementary

#4179CA #CA4D41 #BECA41

monochromatic

#204171 #2D5CA1 #4179CA #719BD7 #A1BCE5

Accessibility & contrast

On white

4.36

#4179CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#4179CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4179CA

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4179CA	#FFFFFF	#000000	##000000
##4179CA	1.00	4.36	4.81	4.81
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5480CD

Deuteranopia (green-blind)

#3F73C8

Tritanopia (blue-blind)

#008C98

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4179ca;
/* rgb */ color: rgb(65, 121, 202);
/* oklch */ color: oklch(57.8% 0.139 257.8);

Tailwind

colors: {
  custom: {
    50: '#849fda',
    500: '#4179ca',
    950: '#000000',
  },
}

SCSS

$custom: #4179ca;
$custom-light: #849fda;
$custom-dark: #000000;

JSON

{
  "hex": "#4179ca",
  "rgb": {
    "r": 65,
    "g": 121,
    "b": 202
  },
  "hsl": {
    "h": 215.474,
    "s": 56.379,
    "l": 52.353
  },
  "oklch": {
    "l": 0.57769,
    "c": 0.13851,
    "h": 257.8
  },
  "luminance": 0.19063
}

Semantic roles & 50–950 ramp

primary

#4179CA

secondary

#D1B996

accent

#A248E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4179CA

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

Preview Lab → · Contrast checker → · Palette generator →