#4381DA#4381DA

#4381DA is a mid, vivid blue. Relative luminance 0.220; OKLCH L 60.6% C 0.150 H 257.7°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#4381DA
RGB	rgb(67, 129, 218)
HSL	hsl(215, 67%, 56%)
HSV	hsv(215, 69%, 85%)
CMYK	cmyk(69.3%, 40.8%, 0%, 14.5%)
CIE-LAB	lab(53.98, 9.11, -51.43)
CIE-LCH	lch(53.98, 52.23, 280.05°)
OKLab	oklab(60.58% -0.032 -0.1467)
OKLCH	oklch(60.58% 0.15 257.7)
XYZ	xyz(22.8153, 21.9534, 69.3511)
Luminance	0.2196 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4381DA #DA9C43

analogous

#43CDDA #4381DA #5043DA

triadic

#4381DA #DA4381 #81DA43

tetradic

#4381DA #DA43CD #DA9C43 #43DA50

square

#4381DA #DA43CD #DA9C43 #43DA50

split-complementary

#4381DA #DA5043 #CDDA43

monochromatic

#1B4888 #2562BB #4381DA #76A3E4 #A9C6EE

Accessibility & contrast

On white

3.90

#4381DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#4381DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4381DA

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4381DA	#FFFFFF	#000000	##000000
##4381DA	1.00	3.90	5.39	5.39
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5789DE

Deuteranopia (green-blind)

#3F7BD8

Tritanopia (blue-blind)

#0096A3

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4381da;
/* rgb */ color: rgb(67, 129, 218);
/* oklch */ color: oklch(60.6% 0.150 257.7);

Tailwind

colors: {
  custom: {
    50: '#88a5e6',
    500: '#4381da',
    950: '#000000',
  },
}

SCSS

$custom: #4381da;
$custom-light: #88a5e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4381da",
  "rgb": {
    "r": 67,
    "g": 129,
    "b": 218
  },
  "hsl": {
    "h": 215.364,
    "s": 67.111,
    "l": 55.882
  },
  "oklch": {
    "l": 0.60577,
    "c": 0.1502,
    "h": 257.7
  },
  "luminance": 0.21956
}

Semantic roles & 50–950 ramp

primary

#4381DA

secondary

#DCC29D

accent

#A33EEA

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4381DA

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

Preview Lab → · Contrast checker → · Palette generator →