#4380DE#4380DE

#4380DE is a mid, vivid blue. Relative luminance 0.219; OKLCH L 60.6% C 0.157 H 258.8°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#4380DE
RGB	rgb(67, 128, 222)
HSL	hsl(216, 70%, 57%)
HSV	hsv(216, 70%, 87%)
CMYK	cmyk(69.8%, 42.3%, 0%, 12.9%)
CIE-LAB	lab(53.92, 11.14, -53.76)
CIE-LCH	lch(53.92, 54.91, 281.71°)
OKLab	oklab(60.61% -0.0303 -0.1536)
OKLCH	oklch(60.61% 0.157 258.8)
XYZ	xyz(23.2140, 21.9031, 72.0974)
Luminance	0.2191 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4380DE #DEA143

analogous

#43CEDE #4380DE #5443DE

triadic

#4380DE #DE4380 #80DE43

tetradic

#4380DE #DE43CE #DEA143 #43DE54

square

#4380DE #DE43CE #DEA143 #43DE54

split-complementary

#4380DE #DE5443 #CEDE43

monochromatic

#19478E #2261C2 #4380DE #77A3E7 #ABC6F0

Accessibility & contrast

On white

3.90

#4380DE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.38

#4380DE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4380DE

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4380DE	#FFFFFF	#000000	##000000
##4380DE	1.00	3.90	5.38	5.38
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.38	21.00	1.00	1.00
##000000	5.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5389E2

Deuteranopia (green-blind)

#387ADC

Tritanopia (blue-blind)

#0096A4

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4380de;
/* rgb */ color: rgb(67, 128, 222);
/* oklch */ color: oklch(60.6% 0.157 258.8);

Tailwind

colors: {
  custom: {
    50: '#88a4e9',
    500: '#4380de',
    950: '#000000',
  },
}

SCSS

$custom: #4380de;
$custom-light: #88a4e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4380de",
  "rgb": {
    "r": 67,
    "g": 128,
    "b": 222
  },
  "hsl": {
    "h": 216.387,
    "s": 70.136,
    "l": 56.667
  },
  "oklch": {
    "l": 0.60608,
    "c": 0.15658,
    "h": 258.8
  },
  "luminance": 0.21906
}

Semantic roles & 50–950 ramp

primary

#4380DE

secondary

#DEC59F

accent

#A73BED

background

#F9FAFE

surface

#F1F3FD

border

#CBCDD5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4380DE

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

Preview Lab → · Contrast checker → · Palette generator →