#4170EA#4170EA

#4170EA is a mid, vivid blue. Relative luminance 0.187; OKLCH L 58.0% C 0.192 H 265.0°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#4170EA
RGB	rgb(65, 112, 234)
HSL	hsl(223, 80%, 59%)
HSV	hsv(223, 72%, 92%)
CMYK	cmyk(72.2%, 52.1%, 0%, 8.2%)
CIE-LAB	lab(50.28, 25.09, -66.37)
CIE-LCH	lch(50.28, 70.96, 290.71°)
OKLab	oklab(58.03% -0.0166 -0.191)
OKLCH	oklch(58.03% 0.192 265)
XYZ	xyz(22.8202, 18.6502, 80.2231)
Luminance	0.1865 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4170EA #EABB41

analogous

#41C4EA #4170EA #6641EA

triadic

#4170EA #EA4170 #70EA41

tetradic

#4170EA #EA41C4 #EABB41 #41EA66

square

#4170EA #EA41C4 #EABB41 #41EA66

split-complementary

#4170EA #EA6641 #C4EA41

monochromatic

#12399F #184DD6 #4170EA #7899F0 #AFC3F6

Accessibility & contrast

On white

4.44

#4170EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#4170EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4170EA

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4170EA	#FFFFFF	#000000	##000000
##4170EA	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A80EE

Deuteranopia (green-blind)

#0070E8

Tritanopia (blue-blind)

#008DA2

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4170ea;
/* rgb */ color: rgb(65, 112, 234);
/* oklch */ color: oklch(58.0% 0.192 265.0);

Tailwind

colors: {
  custom: {
    50: '#8b98f1',
    500: '#4170ea',
    950: '#000000',
  },
}

SCSS

$custom: #4170ea;
$custom-light: #8b98f1;
$custom-dark: #000000;

JSON

{
  "hex": "#4170ea",
  "rgb": {
    "r": 65,
    "g": 112,
    "b": 234
  },
  "hsl": {
    "h": 223.314,
    "s": 80.095,
    "l": 58.627
  },
  "oklch": {
    "l": 0.58031,
    "c": 0.19173,
    "h": 265
  },
  "luminance": 0.18653
}

Semantic roles & 50–950 ramp

primary

#4170EA

secondary

#E5D2A2

accent

#C031F7

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0D17

muted

#7E7E85

Preview Lab

Preview with #4170EA

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

Preview Lab → · Contrast checker → · Palette generator →