#4D9DF0#4D9DF0

#4D9DF0 is a light, vivid cyan. Relative luminance 0.320; OKLCH L 68.3% C 0.146 H 251.5°. Best body text is #000000 at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#4D9DF0
RGB	rgb(77, 157, 240)
HSL	hsl(211, 84%, 62%)
HSV	hsv(211, 68%, 94%)
CMYK	cmyk(67.9%, 34.6%, 0%, 5.9%)
CIE-LAB	lab(63.33, 1.66, -48.80)
CIE-LCH	lch(63.33, 48.82, 271.95°)
OKLab	oklab(68.34% -0.0463 -0.1385)
OKLCH	oklch(68.34% 0.146 251.5)
XYZ	xyz(30.8399, 31.9797, 86.9686)
Luminance	0.3198 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D9DF0 #F0A04D

analogous

#4DEFF0 #4D9DF0 #4F4DF0

triadic

#4D9DF0 #F04D9D #9DF04D

tetradic

#4D9DF0 #F04DEF #F0A04D #4DF04F

square

#4D9DF0 #F04DEF #F0A04D #4DF04F

split-complementary

#4D9DF0 #F04F4D #EFF04D

monochromatic

#0F60B3 #157EEB #4D9DF0 #85BCF5 #BEDBFA

Accessibility & contrast

On white

2.84

#4D9DF0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.40

#4D9DF0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4D9DF0

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D9DF0	#FFFFFF	#000000	##000000
##4D9DF0	1.00	2.84	7.40	7.40
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.40	21.00	1.00	1.00
##000000	7.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#78A2F3

Deuteranopia (green-blind)

#6192EE

Tritanopia (blue-blind)

#00B0BB

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #4d9df0;
/* rgb */ color: rgb(77, 157, 240);
/* oklch */ color: oklch(68.3% 0.146 251.5);

Tailwind

colors: {
  custom: {
    50: '#90b9f5',
    500: '#4d9df0',
    950: '#000000',
  },
}

SCSS

$custom: #4d9df0;
$custom-light: #90b9f5;
$custom-dark: #000000;

JSON

{
  "hex": "#4d9df0",
  "rgb": {
    "r": 77,
    "g": 157,
    "b": 240
  },
  "hsl": {
    "h": 210.552,
    "s": 84.456,
    "l": 62.157
  },
  "oklch": {
    "l": 0.68341,
    "c": 0.14605,
    "h": 251.5
  },
  "luminance": 0.31983
}

Semantic roles & 50–950 ramp

primary

#4D9DF0

secondary

#EACDAE

accent

#7505E1

background

#F9FBFF

surface

#F2F6FE

border

#CCD0D6

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #4D9DF0

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

Preview Lab → · Contrast checker → · Palette generator →