#4D90DA#4D90DA

#4D90DA is a light, vivid cyan. Relative luminance 0.266; OKLCH L 64.3% C 0.131 H 252.5°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#4D90DA
RGB	rgb(77, 144, 218)
HSL	hsl(211, 66%, 58%)
HSV	hsv(211, 65%, 85%)
CMYK	cmyk(64.7%, 33.9%, 0%, 14.5%)
CIE-LAB	lab(58.59, 1.76, -44.09)
CIE-LCH	lch(58.59, 44.13, 272.29°)
OKLab	oklab(64.28% -0.0393 -0.1249)
OKLCH	oklch(64.28% 0.131 252.5)
XYZ	xyz(25.6841, 26.5837, 70.0937)
Luminance	0.2659 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D90DA #DA974D

analogous

#4DD7DA #4D90DA #504DDA

triadic

#4D90DA #DA4D90 #90DA4D

tetradic

#4D90DA #DA4DD7 #DA974D #4DDA50

square

#4D90DA #DA4DD7 #DA974D #4DDA50

split-complementary

#4D90DA #DA504D #D7DA4D

monochromatic

#1E538F #2871C2 #4D90DA #80B0E5 #B2CFEF

Accessibility & contrast

On white

3.32

#4D90DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#4D90DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D90DA

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D90DA	#FFFFFF	#000000	##000000
##4D90DA	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7094DD

Deuteranopia (green-blind)

#5C87D9

Tritanopia (blue-blind)

#00A1AB

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4d90da;
/* rgb */ color: rgb(77, 144, 218);
/* oklch */ color: oklch(64.3% 0.131 252.5);

Tailwind

colors: {
  custom: {
    50: '#8cb0e6',
    500: '#4d90da',
    950: '#000000',
  },
}

SCSS

$custom: #4d90da;
$custom-light: #8cb0e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4d90da",
  "rgb": {
    "r": 77,
    "g": 144,
    "b": 218
  },
  "hsl": {
    "h": 211.489,
    "s": 65.581,
    "l": 57.843
  },
  "oklch": {
    "l": 0.64276,
    "c": 0.13098,
    "h": 252.5
  },
  "luminance": 0.26586
}

Semantic roles & 50–950 ramp

primary

#4D90DA

secondary

#DEC3A5

accent

#983FE9

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4D90DA

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

Preview Lab → · Contrast checker → · Palette generator →