#4380D3#4380D3

#4380D3 is a mid, vivid cyan. Relative luminance 0.213; OKLCH L 59.9% C 0.142 H 256.7°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#4380D3
RGB	rgb(67, 128, 211)
HSL	hsl(215, 62%, 55%)
HSV	hsv(215, 68%, 83%)
CMYK	cmyk(68.2%, 39.3%, 0%, 17.3%)
CIE-LAB	lab(53.31, 7.25, -48.54)
CIE-LCH	lch(53.31, 49.08, 278.49°)
OKLab	oklab(59.93% -0.0326 -0.1383)
OKLCH	oklch(59.93% 0.142 256.7)
XYZ	xyz(21.7875, 21.3325, 64.5847)
Luminance	0.2134 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4380D3 #D39643

analogous

#43C8D3 #4380D3 #4E43D3

triadic

#4380D3 #D34380 #80D343

tetradic

#4380D3 #D343C8 #D39643 #43D34E

square

#4380D3 #D343C8 #D39643 #43D34E

split-complementary

#4380D3 #D34E43 #C8D343

monochromatic

#1E467E #2962B0 #4380D3 #75A2DF #A6C3EA

Accessibility & contrast

On white

3.99

#4380D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#4380D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4380D3

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4380D3	#FFFFFF	#000000	##000000
##4380D3	1.00	3.99	5.27	5.27
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A87D6

Deuteranopia (green-blind)

#4479D1

Tritanopia (blue-blind)

#00939F

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #4380d3;
/* rgb */ color: rgb(67, 128, 211);
/* oklch */ color: oklch(59.9% 0.142 256.7);

Tailwind

colors: {
  custom: {
    50: '#87a4e1',
    500: '#4380d3',
    950: '#000000',
  },
}

SCSS

$custom: #4380d3;
$custom-light: #87a4e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4380d3",
  "rgb": {
    "r": 67,
    "g": 128,
    "b": 211
  },
  "hsl": {
    "h": 214.583,
    "s": 62.069,
    "l": 54.51
  },
  "oklch": {
    "l": 0.59934,
    "c": 0.14209,
    "h": 256.7
  },
  "luminance": 0.21335
}

Semantic roles & 50–950 ramp

primary

#4380D3

secondary

#D7BE9A

accent

#A043E5

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4380D3

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

Preview Lab → · Contrast checker → · Palette generator →