#4478CD#4478CD

#4478CD is a mid, vivid blue. Relative luminance 0.191; OKLCH L 57.9% C 0.143 H 259.7°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#4478CD
RGB	rgb(68, 120, 205)
HSL	hsl(217, 58%, 54%)
HSV	hsv(217, 67%, 80%)
CMYK	cmyk(66.8%, 41.5%, 0%, 19.6%)
CIE-LAB	lab(50.77, 10.18, -49.19)
CIE-LCH	lch(50.77, 50.23, 281.70°)
OKLab	oklab(57.86% -0.0254 -0.1403)
OKLCH	oklch(57.86% 0.143 259.7)
XYZ	xyz(20.1159, 19.0677, 60.3661)
Luminance	0.1907 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4478CD #CD9944

analogous

#44BDCD #4478CD #5444CD

triadic

#4478CD #CD4478 #78CD44

tetradic

#4478CD #CD44BD #CD9944 #44CD54

square

#4478CD #CD44BD #CD9944 #44CD54

split-complementary

#4478CD #CD5444 #BDCD44

monochromatic

#204177 #2D5BA7 #4478CD #749BDA #A5BEE7

Accessibility & contrast

On white

4.36

#4478CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#4478CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4478CD

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4478CD	#FFFFFF	#000000	##000000
##4478CD	1.00	4.36	4.81	4.81
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5180D0

Deuteranopia (green-blind)

#3B73CB

Tritanopia (blue-blind)

#008C98

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4478cd;
/* rgb */ color: rgb(68, 120, 205);
/* oklch */ color: oklch(57.9% 0.143 259.7);

Tailwind

colors: {
  custom: {
    50: '#869edd',
    500: '#4478cd',
    950: '#000000',
  },
}

SCSS

$custom: #4478cd;
$custom-light: #869edd;
$custom-dark: #000000;

JSON

{
  "hex": "#4478cd",
  "rgb": {
    "r": 68,
    "g": 120,
    "b": 205
  },
  "hsl": {
    "h": 217.226,
    "s": 57.806,
    "l": 53.529
  },
  "oklch": {
    "l": 0.57863,
    "c": 0.14258,
    "h": 259.7
  },
  "luminance": 0.1907
}

Semantic roles & 50–950 ramp

primary

#4478CD

secondary

#D4BD99

accent

#A647E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4478CD

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

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