#4D507B#4D507B

#4D507B is a dark, moderate blue. Relative luminance 0.087; OKLCH L 44.8% C 0.070 H 280.1°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#4D507B
RGB	rgb(77, 80, 123)
HSL	hsl(236, 23%, 39%)
HSV	hsv(236, 37%, 48%)
CMYK	cmyk(37.4%, 35%, 0%, 51.8%)
CIE-LAB	lab(35.49, 10.14, -24.77)
CIE-LCH	lch(35.49, 26.76, 292.26°)
OKLab	oklab(44.77% 0.0123 -0.0692)
OKLCH	oklch(44.77% 0.07 280.1)
XYZ	xyz(9.5034, 8.7448, 19.9222)
Luminance	0.0874 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D507B #7B784D

analogous

#4D677B #4D507B #614D7B

triadic

#4D507B #7B4D50 #507B4D

tetradic

#4D507B #7B4D67 #7B784D #4D7B61

square

#4D507B #7B4D67 #7B784D #4D7B61

split-complementary

#4D507B #7B614D #677B4D

monochromatic

#1E1F30 #353855 #4D507B #666A9F #8C8EB7

Accessibility & contrast

On white

7.64

#4D507B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#4D507B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D507B

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D507B	#FFFFFF	#000000	##FFFFFF
##4D507B	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42557D

Deuteranopia (green-blind)

#40527A

Tritanopia (blue-blind)

#405860

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4d507b;
/* rgb */ color: rgb(77, 80, 123);
/* oklch */ color: oklch(44.8% 0.070 280.1);

Tailwind

colors: {
  custom: {
    50: '#8081a1',
    500: '#4d507b',
    950: '#000000',
  },
}

SCSS

$custom: #4d507b;
$custom-light: #8081a1;
$custom-dark: #000000;

JSON

{
  "hex": "#4d507b",
  "rgb": {
    "r": 77,
    "g": 80,
    "b": 123
  },
  "hsl": {
    "h": 236.087,
    "s": 23,
    "l": 39.216
  },
  "oklch": {
    "l": 0.44767,
    "c": 0.07029,
    "h": 280.1
  },
  "luminance": 0.08745
}

Semantic roles & 50–950 ramp

primary

#4D507B

secondary

#A3A180

accent

#BA68BF

background

#F7F7F9

surface

#EEEEF2

border

#C9C9CC

text

#0A0A0F

muted

#7C7C7E

Preview Lab

Preview with #4D507B

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

Preview Lab → · Contrast checker → · Palette generator →