#4D5FA9#4D5FA9

#4D5FA9 is a mid, moderate blue. Relative luminance 0.126; OKLCH L 50.7% C 0.119 H 271.3°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#4D5FA9
RGB	rgb(77, 95, 169)
HSL	hsl(228, 37%, 48%)
HSV	hsv(228, 54%, 66%)
CMYK	cmyk(54.4%, 43.8%, 0%, 33.7%)
CIE-LAB	lab(42.19, 15.17, -41.96)
CIE-LCH	lch(42.19, 44.62, 289.88°)
OKLab	oklab(50.72% 0.0027 -0.1192)
OKLCH	oklch(50.72% 0.119 271.3)
XYZ	xyz(14.3119, 12.6258, 39.2113)
Luminance	0.1263 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D5FA9 #A9974D

analogous

#4D8DA9 #4D5FA9 #694DA9

triadic

#4D5FA9 #A94D5F #5FA94D

tetradic

#4D5FA9 #A94D8D #A9974D #4DA969

square

#4D5FA9 #A94D8D #A9974D #4DA969

split-complementary

#4D5FA9 #A9694D #8DA94D

monochromatic

#273055 #3A477F #4D5FA9 #7483C0 #9EA8D3

Accessibility & contrast

On white

5.96

#4D5FA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#4D5FA9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D5FA9

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D5FA9	#FFFFFF	#000000	##FFFFFF
##4D5FA9	1.00	5.96	3.53	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F68AC

Deuteranopia (green-blind)

#3560A7

Tritanopia (blue-blind)

#1F6F7C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4d5fa9;
/* rgb */ color: rgb(77, 95, 169);
/* oklch */ color: oklch(50.7% 0.119 271.3);

Tailwind

colors: {
  custom: {
    50: '#858cc3',
    500: '#4d5fa9',
    950: '#000000',
  },
}

SCSS

$custom: #4d5fa9;
$custom-light: #858cc3;
$custom-dark: #000000;

JSON

{
  "hex": "#4d5fa9",
  "rgb": {
    "r": 77,
    "g": 95,
    "b": 169
  },
  "hsl": {
    "h": 228.261,
    "s": 37.398,
    "l": 48.235
  },
  "oklch": {
    "l": 0.50722,
    "c": 0.11925,
    "h": 271.3
  },
  "luminance": 0.12627
}

Semantic roles & 50–950 ramp

primary

#4D5FA9

secondary

#BFB792

accent

#B75ACD

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C12

muted

#7D7D81

Preview Lab

Preview with #4D5FA9

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

Preview Lab → · Contrast checker → · Palette generator →