#4F7FDB#4F7FDB

#4F7FDB is a mid, vivid blue. Relative luminance 0.220; OKLCH L 60.7% C 0.150 H 262.1°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#4F7FDB
RGB	rgb(79, 127, 219)
HSL	hsl(219, 66%, 58%)
HSV	hsv(219, 64%, 86%)
CMYK	cmyk(63.9%, 42%, 0%, 14.1%)
CIE-LAB	lab(53.98, 12.62, -51.96)
CIE-LCH	lch(53.98, 53.47, 283.65°)
OKLab	oklab(60.73% -0.0205 -0.1482)
OKLCH	oklch(60.73% 0.15 262.1)
XYZ	xyz(23.5955, 21.9533, 69.9980)
Luminance	0.2195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F7FDB #DBAB4F

analogous

#4FC5DB #4F7FDB #654FDB

triadic

#4F7FDB #DB4F7F #7FDB4F

tetradic

#4F7FDB #DB4FC5 #DBAB4F #4FDB65

square

#4F7FDB #DB4FC5 #DBAB4F #4FDB65

split-complementary

#4F7FDB #DB654F #C5DB4F

monochromatic

#1E4692 #285EC5 #4F7FDB #82A4E5 #B5C9F0

Accessibility & contrast

On white

3.90

#4F7FDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#4F7FDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F7FDB

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F7FDB	#FFFFFF	#000000	##000000
##4F7FDB	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)

#5588DF

Deuteranopia (green-blind)

#3F7BD9

Tritanopia (blue-blind)

#0094A2

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4f7fdb;
/* rgb */ color: rgb(79, 127, 219);
/* oklch */ color: oklch(60.7% 0.150 262.1);

Tailwind

colors: {
  custom: {
    50: '#8da3e7',
    500: '#4f7fdb',
    950: '#000000',
  },
}

SCSS

$custom: #4f7fdb;
$custom-light: #8da3e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4f7fdb",
  "rgb": {
    "r": 79,
    "g": 127,
    "b": 219
  },
  "hsl": {
    "h": 219.429,
    "s": 66.038,
    "l": 58.431
  },
  "oklch": {
    "l": 0.60732,
    "c": 0.14957,
    "h": 262.1
  },
  "luminance": 0.21955
}

Semantic roles & 50–950 ramp

primary

#4F7FDB

secondary

#DFCCA7

accent

#AF3FE9

background

#F9FAFE

surface

#F2F3FC

border

#CCCDD5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4F7FDB

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

Preview Lab → · Contrast checker → · Palette generator →