#4381D3#4381D3

#4381D3 is a mid, vivid cyan. Relative luminance 0.216; OKLCH L 60.2% C 0.141 H 256.2°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#4381D3
RGB	rgb(67, 129, 211)
HSL	hsl(214, 62%, 55%)
HSV	hsv(214, 68%, 83%)
CMYK	cmyk(68.2%, 38.9%, 0%, 17.3%)
CIE-LAB	lab(53.59, 6.64, -48.09)
CIE-LCH	lch(53.59, 48.55, 277.86°)
OKLab	oklab(60.15% -0.0335 -0.137)
OKLCH	oklch(60.15% 0.141 256.2)
XYZ	xyz(21.9186, 21.5947, 64.6284)
Luminance	0.2160 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4381D3 #D39543

analogous

#43C9D3 #4381D3 #4D43D3

triadic

#4381D3 #D34381 #81D343

tetradic

#4381D3 #D343C9 #D39543 #43D34D

square

#4381D3 #D343C9 #D39543 #43D34D

split-complementary

#4381D3 #D34D43 #C9D343

monochromatic

#1E477E #2963B0 #4381D3 #75A2DF #A6C3EA

Accessibility & contrast

On white

3.95

#4381D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#4381D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4381D3

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4381D3	#FFFFFF	#000000	##000000
##4381D3	1.00	3.95	5.32	5.32
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C87D6

Deuteranopia (green-blind)

#467AD1

Tritanopia (blue-blind)

#0094A0

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4381d3;
/* rgb */ color: rgb(67, 129, 211);
/* oklch */ color: oklch(60.2% 0.141 256.2);

Tailwind

colors: {
  custom: {
    50: '#87a5e1',
    500: '#4381d3',
    950: '#000000',
  },
}

SCSS

$custom: #4381d3;
$custom-light: #87a5e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4381d3",
  "rgb": {
    "r": 67,
    "g": 129,
    "b": 211
  },
  "hsl": {
    "h": 214.167,
    "s": 62.069,
    "l": 54.51
  },
  "oklch": {
    "l": 0.60154,
    "c": 0.14101,
    "h": 256.2
  },
  "luminance": 0.21597
}

Semantic roles & 50–950 ramp

primary

#4381D3

secondary

#D7BD9A

accent

#9F43E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4381D3

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

Preview Lab → · Contrast checker → · Palette generator →