#4D8BF0#4D8BF0

#4D8BF0 is a light, vivid blue. Relative luminance 0.263; OKLCH L 64.5% C 0.165 H 259.7°. Best body text is #000000 at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#4D8BF0
RGB	rgb(77, 139, 240)
HSL	hsl(217, 84%, 62%)
HSV	hsv(217, 68%, 94%)
CMYK	cmyk(67.9%, 42.1%, 0%, 5.9%)
CIE-LAB	lab(58.35, 12.28, -56.70)
CIE-LCH	lch(58.35, 58.02, 282.22°)
OKLab	oklab(64.47% -0.0295 -0.1619)
OKLCH	oklch(64.47% 0.165 259.7)
XYZ	xyz(28.0157, 26.3314, 86.0272)
Luminance	0.2633 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D8BF0 #F0B24D

analogous

#4DDCF0 #4D8BF0 #614DF0

triadic

#4D8BF0 #F04D8B #8BF04D

tetradic

#4D8BF0 #F04DDC #F0B24D #4DF061

square

#4D8BF0 #F04DDC #F0B24D #4DF061

split-complementary

#4D8BF0 #F0614D #DCF04D

monochromatic

#0F4EB3 #1566EB #4D8BF0 #85B0F5 #BED5FA

Accessibility & contrast

On white

3.35

#4D8BF0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.27

#4D8BF0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D8BF0

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D8BF0	#FFFFFF	#000000	##000000
##4D8BF0	1.00	3.35	6.27	6.27
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.27	21.00	1.00	1.00
##000000	6.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B94F4

Deuteranopia (green-blind)

#4085EE

Tritanopia (blue-blind)

#00A2B2

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4d8bf0;
/* rgb */ color: rgb(77, 139, 240);
/* oklch */ color: oklch(64.5% 0.165 259.7);

Tailwind

colors: {
  custom: {
    50: '#90acf5',
    500: '#4d8bf0',
    950: '#000000',
  },
}

SCSS

$custom: #4d8bf0;
$custom-light: #90acf5;
$custom-dark: #000000;

JSON

{
  "hex": "#4d8bf0",
  "rgb": {
    "r": 77,
    "g": 139,
    "b": 240
  },
  "hsl": {
    "h": 217.178,
    "s": 84.456,
    "l": 62.157
  },
  "oklch": {
    "l": 0.64467,
    "c": 0.1646,
    "h": 259.7
  },
  "luminance": 0.26334
}

Semantic roles & 50–950 ramp

primary

#4D8BF0

secondary

#EAD4AE

accent

#8D05E1

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #4D8BF0

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

Preview Lab → · Contrast checker → · Palette generator →