#4B82CF#4B82CF

#4B82CF is a mid, vivid blue. Relative luminance 0.220; OKLCH L 60.5% C 0.132 H 257.1°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#4B82CF
RGB	rgb(75, 130, 207)
HSL	hsl(215, 58%, 55%)
HSV	hsv(215, 64%, 81%)
CMYK	cmyk(63.8%, 37.2%, 0%, 18.8%)
CIE-LAB	lab(53.99, 5.98, -45.18)
CIE-LCH	lch(53.99, 45.58, 277.54°)
OKLab	oklab(60.48% -0.0294 -0.1283)
OKLCH	oklch(60.48% 0.132 257.1)
XYZ	xyz(22.1427, 21.9640, 62.0919)
Luminance	0.2197 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B82CF #CF984B

analogous

#4BC4CF #4B82CF #564BCF

triadic

#4B82CF #CF4B82 #82CF4B

tetradic

#4B82CF #CF4BC4 #CF984B #4BCF56

square

#4B82CF #CF4BC4 #CF984B #4BCF56

split-complementary

#4B82CF #CF564B #C4CF4B

monochromatic

#22487E #2E64AE #4B82CF #7BA4DC #ACC5E9

Accessibility & contrast

On white

3.89

#4B82CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#4B82CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B82CF

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B82CF	#FFFFFF	#000000	##000000
##4B82CF	1.00	3.89	5.39	5.39
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6088D2

Deuteranopia (green-blind)

#4E7BCD

Tritanopia (blue-blind)

#00949E

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4b82cf;
/* rgb */ color: rgb(75, 130, 207);
/* oklch */ color: oklch(60.5% 0.132 257.1);

Tailwind

colors: {
  custom: {
    50: '#89a5de',
    500: '#4b82cf',
    950: '#000000',
  },
}

SCSS

$custom: #4b82cf;
$custom-light: #89a5de;
$custom-dark: #000000;

JSON

{
  "hex": "#4b82cf",
  "rgb": {
    "r": 75,
    "g": 130,
    "b": 207
  },
  "hsl": {
    "h": 215,
    "s": 57.895,
    "l": 55.294
  },
  "oklch": {
    "l": 0.60482,
    "c": 0.13163,
    "h": 257.1
  },
  "luminance": 0.21966
}

Semantic roles & 50–950 ramp

primary

#4B82CF

secondary

#D6BF9F

accent

#A147E1

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #4B82CF

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

Preview Lab → · Contrast checker → · Palette generator →