#4175D8#4175D8

#4175D8 is a mid, vivid blue. Relative luminance 0.188; OKLCH L 57.8% C 0.162 H 261.8°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#4175D8
RGB	rgb(65, 117, 216)
HSL	hsl(219, 66%, 55%)
HSV	hsv(219, 70%, 85%)
CMYK	cmyk(69.9%, 45.8%, 0%, 15.3%)
CIE-LAB	lab(50.45, 15.50, -55.94)
CIE-LCH	lch(50.45, 58.05, 285.49°)
OKLab	oklab(57.8% -0.023 -0.1602)
OKLCH	oklch(57.8% 0.162 261.8)
XYZ	xyz(20.9315, 18.8021, 67.4785)
Luminance	0.1880 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4175D8 #D8A441

analogous

#41C0D8 #4175D8 #5941D8

triadic

#4175D8 #D84175 #75D841

tetradic

#4175D8 #D841C0 #D8A441 #41D859

square

#4175D8 #D841C0 #D8A441 #41D859

split-complementary

#4175D8 #D85941 #C0D841

monochromatic

#1B3F84 #2557B6 #4175D8 #749AE2 #A7BFED

Accessibility & contrast

On white

4.41

#4175D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#4175D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4175D8

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4175D8	#FFFFFF	#000000	##000000
##4175D8	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4280DC

Deuteranopia (green-blind)

#2272D6

Tritanopia (blue-blind)

#008C9C

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4175d8;
/* rgb */ color: rgb(65, 117, 216);
/* oklch */ color: oklch(57.8% 0.162 261.8);

Tailwind

colors: {
  custom: {
    50: '#879ce5',
    500: '#4175d8',
    950: '#000000',
  },
}

SCSS

$custom: #4175d8;
$custom-light: #879ce5;
$custom-dark: #000000;

JSON

{
  "hex": "#4175d8",
  "rgb": {
    "r": 65,
    "g": 117,
    "b": 216
  },
  "hsl": {
    "h": 219.338,
    "s": 65.939,
    "l": 55.098
  },
  "oklch": {
    "l": 0.57797,
    "c": 0.16187,
    "h": 261.8
  },
  "luminance": 0.18804
}

Semantic roles & 50–950 ramp

primary

#4175D8

secondary

#DAC49B

accent

#AE3FE9

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0E16

muted

#7D7E84

Preview Lab

Preview with #4175D8

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

Preview Lab → · Contrast checker → · Palette generator →