#4381D5#4381D5

#4381D5 is a mid, vivid cyan. Relative luminance 0.217; OKLCH L 60.3% C 0.144 H 256.7°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#4381D5
RGB	rgb(67, 129, 213)
HSL	hsl(215, 63%, 55%)
HSV	hsv(215, 69%, 84%)
CMYK	cmyk(68.5%, 39.4%, 0%, 16.5%)
CIE-LAB	lab(53.70, 7.35, -49.05)
CIE-LCH	lch(53.70, 49.59, 278.52°)
OKLab	oklab(60.27% -0.0331 -0.1398)
OKLCH	oklch(60.27% 0.144 256.7)
XYZ	xyz(22.1709, 21.6956, 65.9571)
Luminance	0.2170 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4381D5 #D59743

analogous

#43CAD5 #4381D5 #4E43D5

triadic

#4381D5 #D54381 #81D543

tetradic

#4381D5 #D543CA #D59743 #43D54E

square

#4381D5 #D543CA #D59743 #43D54E

split-complementary

#4381D5 #D54E43 #CAD543

monochromatic

#1D4781 #2863B3 #4381D5 #75A3E0 #A7C4EB

Accessibility & contrast

On white

3.93

#4381D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#4381D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4381D5

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4381D5	#FFFFFF	#000000	##000000
##4381D5	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A88D8

Deuteranopia (green-blind)

#447AD3

Tritanopia (blue-blind)

#0094A1

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4381d5;
/* rgb */ color: rgb(67, 129, 213);
/* oklch */ color: oklch(60.3% 0.144 256.7);

Tailwind

colors: {
  custom: {
    50: '#87a5e2',
    500: '#4381d5',
    950: '#000000',
  },
}

SCSS

$custom: #4381d5;
$custom-light: #87a5e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4381d5",
  "rgb": {
    "r": 67,
    "g": 129,
    "b": 213
  },
  "hsl": {
    "h": 214.521,
    "s": 63.478,
    "l": 54.902
  },
  "oklch": {
    "l": 0.60274,
    "c": 0.14363,
    "h": 256.7
  },
  "luminance": 0.21698
}

Semantic roles & 50–950 ramp

primary

#4381D5

secondary

#D9BF9B

accent

#A041E7

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0D0F15

muted

#7D7F83

Preview Lab

Preview with #4381D5

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

Preview Lab → · Contrast checker → · Palette generator →