#4182DE#4182DE

#4182DE is a mid, vivid blue. Relative luminance 0.224; OKLCH L 61.0% C 0.155 H 257.5°. Best body text is #000000 at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#4182DE
RGB	rgb(65, 130, 222)
HSL	hsl(215, 70%, 56%)
HSV	hsv(215, 71%, 87%)
CMYK	cmyk(70.7%, 41.4%, 0%, 12.9%)
CIE-LAB	lab(54.41, 9.64, -52.99)
CIE-LCH	lch(54.41, 53.86, 280.31°)
OKLab	oklab(60.96% -0.0335 -0.1514)
OKLCH	oklch(60.96% 0.155 257.5)
XYZ	xyz(23.3426, 22.3605, 72.1789)
Luminance	0.2236 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4182DE #DE9D41

analogous

#41D1DE #4182DE #4F41DE

triadic

#4182DE #DE4182 #82DE41

tetradic

#4182DE #DE41D1 #DE9D41 #41DE4F

square

#4182DE #DE41D1 #DE9D41 #41DE4F

split-complementary

#4182DE #DE4F41 #D1DE41

monochromatic

#18488C #2163C0 #4182DE #75A4E7 #A9C7F0

Accessibility & contrast

On white

3.84

#4182DE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.47

#4182DE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4182DE

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4182DE	#FFFFFF	#000000	##000000
##4182DE	1.00	3.84	5.47	5.47
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.47	21.00	1.00	1.00
##000000	5.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#568AE2

Deuteranopia (green-blind)

#3C7BDC

Tritanopia (blue-blind)

#0097A5

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4182de;
/* rgb */ color: rgb(65, 130, 222);
/* oklch */ color: oklch(61.0% 0.155 257.5);

Tailwind

colors: {
  custom: {
    50: '#88a5e9',
    500: '#4182de',
    950: '#000000',
  },
}

SCSS

$custom: #4182de;
$custom-light: #88a5e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4182de",
  "rgb": {
    "r": 65,
    "g": 130,
    "b": 222
  },
  "hsl": {
    "h": 215.159,
    "s": 70.404,
    "l": 56.275
  },
  "oklch": {
    "l": 0.60962,
    "c": 0.15504,
    "h": 257.5
  },
  "luminance": 0.22363
}

Semantic roles & 50–950 ramp

primary

#4182DE

secondary

#DEC39D

accent

#A33BED

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4182DE

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

Preview Lab → · Contrast checker → · Palette generator →