#4D9FDB#4D9FDB

#4D9FDB is a light, moderate cyan. Relative luminance 0.315; OKLCH L 67.7% C 0.120 H 243.0°. Best body text is #000000 at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#4D9FDB
RGB	rgb(77, 159, 219)
HSL	hsl(205, 66%, 58%)
HSV	hsv(205, 65%, 86%)
CMYK	cmyk(64.8%, 27.4%, 0%, 14.1%)
CIE-LAB	lab(62.92, -6.51, -37.85)
CIE-LCH	lch(62.92, 38.41, 260.24°)
OKLab	oklab(67.7% -0.0542 -0.1066)
OKLCH	oklch(67.7% 0.12 243)
XYZ	xyz(28.2401, 31.4856, 71.5932)
Luminance	0.3149 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D9FDB #DB894D

analogous

#4DDBD0 #4D9FDB #4D58DB

triadic

#4D9FDB #DB4D9F #9FDB4D

tetradic

#4D9FDB #D04DDB #DB894D #58DB4D

square

#4D9FDB #D04DDB #DB894D #58DB4D

split-complementary

#4D9FDB #DB4D58 #DBD04D

monochromatic

#1D6090 #2781C3 #4D9FDB #80BAE5 #B3D6F0

Accessibility & contrast

On white

2.88

#4D9FDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.30

#4D9FDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4D9FDB

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D9FDB	#FFFFFF	#000000	##000000
##4D9FDB	1.00	2.88	7.30	7.30
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.30	21.00	1.00	1.00
##000000	7.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84A0DE

Deuteranopia (green-blind)

#7192DA

Tritanopia (blue-blind)

#00AEB4

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #4d9fdb;
/* rgb */ color: rgb(77, 159, 219);
/* oklch */ color: oklch(67.7% 0.120 243.0);

Tailwind

colors: {
  custom: {
    50: '#8cbbe6',
    500: '#4d9fdb',
    950: '#000000',
  },
}

SCSS

$custom: #4d9fdb;
$custom-light: #8cbbe6;
$custom-dark: #000000;

JSON

{
  "hex": "#4d9fdb",
  "rgb": {
    "r": 77,
    "g": 159,
    "b": 219
  },
  "hsl": {
    "h": 205.352,
    "s": 66.355,
    "l": 58.039
  },
  "oklch": {
    "l": 0.67697,
    "c": 0.11965,
    "h": 243
  },
  "luminance": 0.31489
}

Semantic roles & 50–950 ramp

primary

#4D9FDB

secondary

#DEBEA6

accent

#873FE9

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4D9FDB

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

Preview Lab → · Contrast checker → · Palette generator →