#4F509B#4F509B

#4F509B is a mid, moderate blue. Relative luminance 0.098; OKLCH L 46.9% C 0.119 H 280.2°. Best body text is #FFFFFF at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#4F509B
RGB	rgb(79, 80, 155)
HSL	hsl(239, 32%, 46%)
HSV	hsv(239, 49%, 61%)
CMYK	cmyk(49%, 48.4%, 0%, 39.2%)
CIE-LAB	lab(37.42, 20.64, -41.23)
CIE-LCH	lch(37.42, 46.10, 296.59°)
OKLab	oklab(46.86% 0.0211 -0.1171)
OKLCH	oklch(46.86% 0.119 280.2)
XYZ	xyz(12.0077, 9.7655, 32.2562)
Luminance	0.0977 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F509B #9B9A4F

analogous

#4F769B #4F509B #744F9B

triadic

#4F509B #9B4F50 #509B4F

tetradic

#4F509B #9B4F76 #9B9A4F #4F9B74

square

#4F509B #9B4F76 #9B9A4F #4F9B74

split-complementary

#4F509B #9B744F #769B4F

monochromatic

#26264A #3A3B72 #4F509B #7172B6 #999ACB

Accessibility & contrast

On white

7.11

#4F509B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#4F509B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F509B

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F509B	#FFFFFF	#000000	##FFFFFF
##4F509B	1.00	7.11	2.95	7.11
#FFFFFF	7.11	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305B9E

Deuteranopia (green-blind)

#2A5599

Tritanopia (blue-blind)

#33606E

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4f509b;
/* rgb */ color: rgb(79, 80, 155);
/* oklch */ color: oklch(46.9% 0.119 280.2);

Tailwind

colors: {
  custom: {
    50: '#8581b9',
    500: '#4f509b',
    950: '#000000',
  },
}

SCSS

$custom: #4f509b;
$custom-light: #8581b9;
$custom-dark: #000000;

JSON

{
  "hex": "#4f509b",
  "rgb": {
    "r": 79,
    "g": 80,
    "b": 155
  },
  "hsl": {
    "h": 239.211,
    "s": 32.479,
    "l": 45.882
  },
  "oklch": {
    "l": 0.46856,
    "c": 0.11903,
    "h": 280.2
  },
  "luminance": 0.09766
}

Semantic roles & 50–950 ramp

primary

#4F509B

secondary

#B8B78E

accent

#C75FC9

background

#F8F7FB

surface

#F0EEF6

border

#CBC9D0

text

#0B0A11

muted

#7C7C80

Preview Lab

Preview with #4F509B

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

Preview Lab → · Contrast checker → · Palette generator →