#4D81D2#4D81D2

#4D81D2 is a mid, vivid blue. Relative luminance 0.219; OKLCH L 60.5% C 0.136 H 259.0°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#4D81D2
RGB	rgb(77, 129, 210)
HSL	hsl(217, 60%, 56%)
HSV	hsv(217, 63%, 82%)
CMYK	cmyk(63.3%, 38.6%, 0%, 17.6%)
CIE-LAB	lab(53.95, 7.97, -46.93)
CIE-LCH	lch(53.95, 47.60, 279.63°)
OKLab	oklab(60.53% -0.026 -0.1334)
OKLCH	oklch(60.53% 0.136 259)
XYZ	xyz(22.5395, 21.9293, 64.0052)
Luminance	0.2193 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D81D2 #D29E4D

analogous

#4DC4D2 #4D81D2 #5C4DD2

triadic

#4D81D2 #D24D81 #81D24D

tetradic

#4D81D2 #D24DC4 #D29E4D #4DD25C

square

#4D81D2 #D24DC4 #D29E4D #4DD25C

split-complementary

#4D81D2 #D25C4D #C4D24D

monochromatic

#214883 #2E62B4 #4D81D2 #7EA4DE #AFC6EB

Accessibility & contrast

On white

3.90

#4D81D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#4D81D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D81D2

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D81D2	#FFFFFF	#000000	##000000
##4D81D2	1.00	3.90	5.39	5.39
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D88D5

Deuteranopia (green-blind)

#4A7BD0

Tritanopia (blue-blind)

#00939F

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4d81d2;
/* rgb */ color: rgb(77, 129, 210);
/* oklch */ color: oklch(60.5% 0.136 259.0);

Tailwind

colors: {
  custom: {
    50: '#8ba5e0',
    500: '#4d81d2',
    950: '#000000',
  },
}

SCSS

$custom: #4d81d2;
$custom-light: #8ba5e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4d81d2",
  "rgb": {
    "r": 77,
    "g": 129,
    "b": 210
  },
  "hsl": {
    "h": 216.541,
    "s": 59.641,
    "l": 56.275
  },
  "oklch": {
    "l": 0.60528,
    "c": 0.13594,
    "h": 259
  },
  "luminance": 0.21931
}

Semantic roles & 50–950 ramp

primary

#4D81D2

secondary

#D9C3A2

accent

#A545E3

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #4D81D2

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

Preview Lab → · Contrast checker → · Palette generator →