#4F7BCF#4F7BCF

#4F7BCF is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.2% C 0.138 H 262.1°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#4F7BCF
RGB	rgb(79, 123, 207)
HSL	hsl(219, 57%, 56%)
HSV	hsv(219, 62%, 81%)
CMYK	cmyk(61.8%, 40.6%, 0%, 18.8%)
CIE-LAB	lab(52.21, 10.96, -48.00)
CIE-LCH	lch(52.21, 49.23, 282.86°)
OKLab	oklab(59.15% -0.0188 -0.1366)
OKLCH	oklch(59.15% 0.138 262.1)
XYZ	xyz(21.5660, 20.3312, 61.8072)
Luminance	0.2033 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F7BCF #CFA34F

analogous

#4FBBCF #4F7BCF #634FCF

triadic

#4F7BCF #CF4F7B #7BCF4F

tetradic

#4F7BCF #CF4FBB #CFA34F #4FCF63

square

#4F7BCF #CF4FBB #CFA34F #4FCF63

split-complementary

#4F7BCF #CF634F #BBCF4F

monochromatic

#234381 #305CB1 #4F7BCF #7F9FDC #AFC3E9

Accessibility & contrast

On white

4.14

#4F7BCF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#4F7BCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F7BCF

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F7BCF	#FFFFFF	#000000	##000000
##4F7BCF	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5683D2

Deuteranopia (green-blind)

#4377CD

Tritanopia (blue-blind)

#008E9B

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4f7bcf;
/* rgb */ color: rgb(79, 123, 207);
/* oklch */ color: oklch(59.2% 0.138 262.1);

Tailwind

colors: {
  custom: {
    50: '#8ba0de',
    500: '#4f7bcf',
    950: '#000000',
  },
}

SCSS

$custom: #4f7bcf;
$custom-light: #8ba0de;
$custom-dark: #000000;

JSON

{
  "hex": "#4f7bcf",
  "rgb": {
    "r": 79,
    "g": 123,
    "b": 207
  },
  "hsl": {
    "h": 219.375,
    "s": 57.143,
    "l": 56.078
  },
  "oklch": {
    "l": 0.59151,
    "c": 0.13786,
    "h": 262.1
  },
  "luminance": 0.20333
}

Semantic roles & 50–950 ramp

primary

#4F7BCF

secondary

#D7C5A2

accent

#AC47E0

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4F7BCF

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

Preview Lab → · Contrast checker → · Palette generator →