#447DD3#447DD3

#447DD3 is a mid, vivid blue. Relative luminance 0.206; OKLCH L 59.3% C 0.145 H 258.5°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#447DD3
RGB	rgb(68, 125, 211)
HSL	hsl(216, 62%, 55%)
HSV	hsv(216, 68%, 83%)
CMYK	cmyk(67.8%, 40.8%, 0%, 17.3%)
CIE-LAB	lab(52.51, 9.23, -49.82)
CIE-LCH	lch(52.51, 50.67, 280.50°)
OKLab	oklab(59.32% -0.029 -0.1421)
OKLCH	oklch(59.32% 0.145 258.5)
XYZ	xyz(21.4711, 20.5971, 64.4595)
Luminance	0.2060 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#447DD3 #D39A44

analogous

#44C5D3 #447DD3 #5344D3

triadic

#447DD3 #D3447D #7DD344

tetradic

#447DD3 #D344C5 #D39A44 #44D353

square

#447DD3 #D344C5 #D39A44 #44D353

split-complementary

#447DD3 #D35344 #C5D344

monochromatic

#1E447F #295FB0 #447DD3 #769FDF #A7C2EA

Accessibility & contrast

On white

4.10

#447DD3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#447DD3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #447DD3

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##447DD3	#FFFFFF	#000000	##000000
##447DD3	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5584D6

Deuteranopia (green-blind)

#3F77D1

Tritanopia (blue-blind)

#00919E

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #447dd3;
/* rgb */ color: rgb(68, 125, 211);
/* oklch */ color: oklch(59.3% 0.145 258.5);

Tailwind

colors: {
  custom: {
    50: '#87a2e1',
    500: '#447dd3',
    950: '#000000',
  },
}

SCSS

$custom: #447dd3;
$custom-light: #87a2e1;
$custom-dark: #000000;

JSON

{
  "hex": "#447dd3",
  "rgb": {
    "r": 68,
    "g": 125,
    "b": 211
  },
  "hsl": {
    "h": 216.084,
    "s": 61.905,
    "l": 54.706
  },
  "oklch": {
    "l": 0.5932,
    "c": 0.145,
    "h": 258.5
  },
  "luminance": 0.20599
}

Semantic roles & 50–950 ramp

primary

#447DD3

secondary

#D8C09B

accent

#A443E5

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0F15

muted

#7D7E83

Preview Lab

Preview with #447DD3

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

Preview Lab → · Contrast checker → · Palette generator →