#4F559B#4F559B

#4F559B is a mid, moderate blue. Relative luminance 0.105; OKLCH L 47.9% C 0.112 H 277.6°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#4F559B
RGB	rgb(79, 85, 155)
HSL	hsl(235, 32%, 46%)
HSV	hsv(235, 49%, 61%)
CMYK	cmyk(49%, 45.2%, 0%, 39.2%)
CIE-LAB	lab(38.77, 17.43, -39.07)
CIE-LCH	lch(38.77, 42.78, 294.04°)
OKLab	oklab(47.88% 0.0148 -0.1108)
OKLCH	oklch(47.88% 0.112 277.6)
XYZ	xyz(12.3875, 10.5251, 32.3828)
Luminance	0.1053 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F559B #9B954F

analogous

#4F7B9B #4F559B #6F4F9B

triadic

#4F559B #9B4F55 #559B4F

tetradic

#4F559B #9B4F7B #9B954F #4F9B6F

square

#4F559B #9B4F7B #9B954F #4F9B6F

split-complementary

#4F559B #9B6F4F #7B9B4F

monochromatic

#26294A #3A3F72 #4F559B #7176B6 #999DCB

Accessibility & contrast

On white

6.76

#4F559B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#4F559B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F559B

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F559B	#FFFFFF	#000000	##FFFFFF
##4F559B	1.00	6.76	3.11	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#395E9E

Deuteranopia (green-blind)

#325899

Tritanopia (blue-blind)

#336470

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4f559b;
/* rgb */ color: rgb(79, 85, 155);
/* oklch */ color: oklch(47.9% 0.112 277.6);

Tailwind

colors: {
  custom: {
    50: '#8584b9',
    500: '#4f559b',
    950: '#000000',
  },
}

SCSS

$custom: #4f559b;
$custom-light: #8584b9;
$custom-dark: #000000;

JSON

{
  "hex": "#4f559b",
  "rgb": {
    "r": 79,
    "g": 85,
    "b": 155
  },
  "hsl": {
    "h": 235.263,
    "s": 32.479,
    "l": 45.882
  },
  "oklch": {
    "l": 0.47881,
    "c": 0.11177,
    "h": 277.6
  },
  "luminance": 0.10526
}

Semantic roles & 50–950 ramp

primary

#4F559B

secondary

#B8B58E

accent

#C05FC9

background

#F8F8FB

surface

#F0EFF6

border

#CBCAD0

text

#0B0B11

muted

#7C7C80

Preview Lab

Preview with #4F559B

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

Preview Lab → · Contrast checker → · Palette generator →