#4183DA#4183DA

#4183DA is a mid, vivid cyan. Relative luminance 0.224; OKLCH L 60.9% C 0.149 H 256.3°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#4183DA
RGB	rgb(65, 131, 218)
HSL	hsl(214, 67%, 55%)
HSV	hsv(214, 70%, 85%)
CMYK	cmyk(70.2%, 39.9%, 0%, 14.5%)
CIE-LAB	lab(54.47, 7.61, -50.65)
CIE-LCH	lch(54.47, 51.22, 278.54°)
OKLab	oklab(60.93% -0.0353 -0.1445)
OKLCH	oklch(60.93% 0.149 256.3)
XYZ	xyz(22.9465, 22.4159, 69.4335)
Luminance	0.2242 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4183DA #DA9841

analogous

#41CFDA #4183DA #4B41DA

triadic

#4183DA #DA4183 #83DA41

tetradic

#4183DA #DA41CF #DA9841 #41DA4B

square

#4183DA #DA41CF #DA9841 #41DA4B

split-complementary

#4183DA #DA4B41 #CFDA41

monochromatic

#1A4986 #2465BA #4183DA #74A4E4 #A7C6EE

Accessibility & contrast

On white

3.83

#4183DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#4183DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4183DA

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4183DA	#FFFFFF	#000000	##000000
##4183DA	1.00	3.83	5.48	5.48
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.48	21.00	1.00	1.00
##000000	5.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A8ADD

Deuteranopia (green-blind)

#427CD8

Tritanopia (blue-blind)

#0097A4

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4183da;
/* rgb */ color: rgb(65, 131, 218);
/* oklch */ color: oklch(60.9% 0.149 256.3);

Tailwind

colors: {
  custom: {
    50: '#87a6e6',
    500: '#4183da',
    950: '#000000',
  },
}

SCSS

$custom: #4183da;
$custom-light: #87a6e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4183da",
  "rgb": {
    "r": 65,
    "g": 131,
    "b": 218
  },
  "hsl": {
    "h": 214.118,
    "s": 67.401,
    "l": 55.49
  },
  "oklch": {
    "l": 0.60935,
    "c": 0.14873,
    "h": 256.3
  },
  "luminance": 0.22418
}

Semantic roles & 50–950 ramp

primary

#4183DA

secondary

#DBC09C

accent

#A03EEA

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0D0F16

muted

#7D7F84

Preview Lab

Preview with #4183DA

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

Preview Lab → · Contrast checker → · Palette generator →