#4D83DD#4D83DD

#4D83DD is a mid, vivid blue. Relative luminance 0.230; OKLCH L 61.6% C 0.148 H 260.0°. Best body text is #000000 at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#4D83DD
RGB	rgb(77, 131, 221)
HSL	hsl(218, 68%, 58%)
HSV	hsv(218, 65%, 87%)
CMYK	cmyk(65.2%, 40.7%, 0%, 13.3%)
CIE-LAB	lab(55.10, 10.53, -51.30)
CIE-LCH	lch(55.10, 52.37, 281.60°)
OKLab	oklab(61.61% -0.0257 -0.1462)
OKLCH	oklch(61.61% 0.148 260)
XYZ	xyz(24.2234, 23.0285, 71.5610)
Luminance	0.2303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D83DD #DDA74D

analogous

#4DCBDD #4D83DD #5F4DDD

triadic

#4D83DD #DD4D83 #83DD4D

tetradic

#4D83DD #DD4DCB #DDA74D #4DDD5F

square

#4D83DD #DD4DCB #DDA74D #4DDD5F

split-complementary

#4D83DD #DD5F4D #CBDD4D

monochromatic

#1C4993 #2662C7 #4D83DD #80A7E7 #B4CBF1

Accessibility & contrast

On white

3.75

#4D83DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.61

#4D83DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D83DD

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D83DD	#FFFFFF	#000000	##000000
##4D83DD	1.00	3.75	5.61	5.61
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.61	21.00	1.00	1.00
##000000	5.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A8BE1

Deuteranopia (green-blind)

#447EDB

Tritanopia (blue-blind)

#0098A5

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4d83dd;
/* rgb */ color: rgb(77, 131, 221);
/* oklch */ color: oklch(61.6% 0.148 260.0);

Tailwind

colors: {
  custom: {
    50: '#8da6e8',
    500: '#4d83dd',
    950: '#000000',
  },
}

SCSS

$custom: #4d83dd;
$custom-light: #8da6e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4d83dd",
  "rgb": {
    "r": 77,
    "g": 131,
    "b": 221
  },
  "hsl": {
    "h": 217.5,
    "s": 67.925,
    "l": 58.431
  },
  "oklch": {
    "l": 0.61613,
    "c": 0.14843,
    "h": 260
  },
  "luminance": 0.23031
}

Semantic roles & 50–950 ramp

primary

#4D83DD

secondary

#DFCAA6

accent

#AA3DEB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4D83DD

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

Preview Lab → · Contrast checker → · Palette generator →