#4683DD#4683DD

#4683DD is a mid, vivid blue. Relative luminance 0.228; OKLCH L 61.3% C 0.151 H 258.1°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#4683DD
RGB	rgb(70, 131, 221)
HSL	hsl(216, 69%, 57%)
HSV	hsv(216, 68%, 87%)
CMYK	cmyk(68.3%, 40.7%, 0%, 13.3%)
CIE-LAB	lab(54.82, 9.41, -51.77)
CIE-LCH	lch(54.82, 52.62, 280.30°)
OKLab	oklab(61.31% -0.0311 -0.1477)
OKLCH	oklch(61.31% 0.151 258.1)
XYZ	xyz(23.6885, 22.7527, 71.5359)
Luminance	0.2276 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4683DD #DDA046

analogous

#46CEDD #4683DD #5546DD

triadic

#4683DD #DD4683 #83DD46

tetradic

#4683DD #DD46CE #DDA046 #46DD55

square

#4683DD #DD46CE #DDA046 #46DD55

split-complementary

#4683DD #DD5546 #CEDD46

monochromatic

#1A498E #2464C2 #4683DD #7AA6E7 #ADC8F0

Accessibility & contrast

On white

3.78

#4683DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#4683DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4683DD

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4683DD	#FFFFFF	#000000	##000000
##4683DD	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#598BE1

Deuteranopia (green-blind)

#417DDB

Tritanopia (blue-blind)

#0098A5

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4683dd;
/* rgb */ color: rgb(70, 131, 221);
/* oklch */ color: oklch(61.3% 0.151 258.1);

Tailwind

colors: {
  custom: {
    50: '#8aa6e8',
    500: '#4683dd',
    950: '#000000',
  },
}

SCSS

$custom: #4683dd;
$custom-light: #8aa6e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4683dd",
  "rgb": {
    "r": 70,
    "g": 131,
    "b": 221
  },
  "hsl": {
    "h": 215.762,
    "s": 68.95,
    "l": 57.059
  },
  "oklch": {
    "l": 0.61313,
    "c": 0.15091,
    "h": 258.1
  },
  "luminance": 0.22755
}

Semantic roles & 50–950 ramp

primary

#4683DD

secondary

#DEC5A1

accent

#A53CEC

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4683DD

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

Preview Lab → · Contrast checker → · Palette generator →