#4F82CB#4F82CB

#4F82CB is a mid, vivid blue. Relative luminance 0.219; OKLCH L 60.4% C 0.125 H 257.5°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#4F82CB
RGB	rgb(79, 130, 203)
HSL	hsl(215, 54%, 55%)
HSV	hsv(215, 61%, 80%)
CMYK	cmyk(61.1%, 36%, 0%, 20.4%)
CIE-LAB	lab(53.96, 5.36, -42.95)
CIE-LCH	lch(53.96, 43.28, 277.12°)
OKLab	oklab(60.44% -0.0271 -0.1217)
OKLCH	oklch(60.44% 0.125 257.5)
XYZ	xyz(21.9827, 21.9373, 59.5642)
Luminance	0.2194 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F82CB #CB984F

analogous

#4FC0CB #4F82CB #5A4FCB

triadic

#4F82CB #CB4F82 #82CB4F

tetradic

#4F82CB #CB4FC0 #CB984F #4FCB5A

square

#4F82CB #CB4FC0 #CB984F #4FCB5A

split-complementary

#4F82CB #CB5A4F #C0CB4F

monochromatic

#24487B #3264AA #4F82CB #7EA4D9 #ADC5E7

Accessibility & contrast

On white

3.90

#4F82CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#4F82CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F82CB

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F82CB	#FFFFFF	#000000	##000000
##4F82CB	1.00	3.90	5.39	5.39
#FFFFFF	3.90	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)

#6387CE

Deuteranopia (green-blind)

#527CC9

Tritanopia (blue-blind)

#00939D

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4f82cb;
/* rgb */ color: rgb(79, 130, 203);
/* oklch */ color: oklch(60.4% 0.125 257.5);

Tailwind

colors: {
  custom: {
    50: '#8ba5db',
    500: '#4f82cb',
    950: '#000000',
  },
}

SCSS

$custom: #4f82cb;
$custom-light: #8ba5db;
$custom-dark: #000000;

JSON

{
  "hex": "#4f82cb",
  "rgb": {
    "r": 79,
    "g": 130,
    "b": 203
  },
  "hsl": {
    "h": 215.323,
    "s": 54.386,
    "l": 55.294
  },
  "oklch": {
    "l": 0.60441,
    "c": 0.12471,
    "h": 257.5
  },
  "luminance": 0.21939
}

Semantic roles & 50–950 ramp

primary

#4F82CB

secondary

#D5BFA1

accent

#A14ADE

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #4F82CB

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

Preview Lab → · Contrast checker → · Palette generator →