#4478BC#4478BC

#4478BC is a mid, moderate cyan. Relative luminance 0.183; OKLCH L 56.9% C 0.120 H 255.8°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#4478BC
RGB	rgb(68, 120, 188)
HSL	hsl(214, 47%, 50%)
HSV	hsv(214, 64%, 74%)
CMYK	cmyk(63.8%, 36.2%, 0%, 26.3%)
CIE-LAB	lab(49.85, 4.23, -40.91)
CIE-LCH	lch(49.85, 41.13, 275.90°)
OKLab	oklab(56.85% -0.0293 -0.1161)
OKLCH	oklch(56.85% 0.12 255.8)
XYZ	xyz(18.1742, 18.2910, 50.1399)
Luminance	0.1829 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4478BC #BC8844

analogous

#44B4BC #4478BC #4C44BC

triadic

#4478BC #BC4478 #78BC44

tetradic

#4478BC #BC44B4 #BC8844 #44BC4C

square

#4478BC #BC44B4 #BC8844 #44BC4C

split-complementary

#4478BC #BC4C44 #B4BC44

monochromatic

#233F62 #335B8F #4478BC #7199CC #9EB9DC

Accessibility & contrast

On white

4.51

#4478BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#4478BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4478BC

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4478BC	#FFFFFF	#000000	##000000
##4478BC	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B7DBF

Deuteranopia (green-blind)

#4A71BB

Tritanopia (blue-blind)

#008891

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4478bc;
/* rgb */ color: rgb(68, 120, 188);
/* oklch */ color: oklch(56.9% 0.120 255.8);

Tailwind

colors: {
  custom: {
    50: '#839ed0',
    500: '#4478bc',
    950: '#000000',
  },
}

SCSS

$custom: #4478bc;
$custom-light: #839ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#4478bc",
  "rgb": {
    "r": 68,
    "g": 120,
    "b": 188
  },
  "hsl": {
    "h": 214,
    "s": 47.244,
    "l": 50.196
  },
  "oklch": {
    "l": 0.5685,
    "c": 0.1197,
    "h": 255.8
  },
  "luminance": 0.18293
}

Semantic roles & 50–950 ramp

primary

#4478BC

secondary

#C9B193

accent

#9D51D7

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4478BC

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

Preview Lab → · Contrast checker → · Palette generator →