#4D90CF#4D90CF

#4D90CF is a light, moderate cyan. Relative luminance 0.260; OKLCH L 63.7% C 0.117 H 248.8°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#4D90CF
RGB	rgb(77, 144, 207)
HSL	hsl(209, 58%, 56%)
HSV	hsv(209, 63%, 81%)
CMYK	cmyk(62.8%, 30.4%, 0%, 18.8%)
CIE-LAB	lab(58.06, -1.93, -38.75)
CIE-LCH	lch(58.06, 38.80, 267.15°)
OKLab	oklab(63.69% -0.0424 -0.1094)
OKLCH	oklch(63.69% 0.117 248.8)
XYZ	xyz(24.2922, 26.0269, 62.7629)
Luminance	0.2603 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D90CF #CF8C4D

analogous

#4DCFCD #4D90CF #4D4FCF

triadic

#4D90CF #CF4D90 #90CF4D

tetradic

#4D90CF #CD4DCF #CF8C4D #4FCF4D

square

#4D90CF #CD4DCF #CF8C4D #4FCF4D

split-complementary

#4D90CF #CF4D4F #CFCD4D

monochromatic

#22527F #2F71AF #4D90CF #7DAEDC #ADCCE9

Accessibility & contrast

On white

3.38

#4D90CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#4D90CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D90CF

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D90CF	#FFFFFF	#000000	##000000
##4D90CF	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7593D2

Deuteranopia (green-blind)

#6386CE

Tritanopia (blue-blind)

#009FA6

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4d90cf;
/* rgb */ color: rgb(77, 144, 207);
/* oklch */ color: oklch(63.7% 0.117 248.8);

Tailwind

colors: {
  custom: {
    50: '#8ab0de',
    500: '#4d90cf',
    950: '#000000',
  },
}

SCSS

$custom: #4d90cf;
$custom-light: #8ab0de;
$custom-dark: #000000;

JSON

{
  "hex": "#4d90cf",
  "rgb": {
    "r": 77,
    "g": 144,
    "b": 207
  },
  "hsl": {
    "h": 209.077,
    "s": 57.522,
    "l": 55.686
  },
  "oklch": {
    "l": 0.63693,
    "c": 0.11731,
    "h": 248.8
  },
  "luminance": 0.26029
}

Semantic roles & 50–950 ramp

primary

#4D90CF

secondary

#D7BBA1

accent

#9247E1

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4D90CF

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

Preview Lab → · Contrast checker → · Palette generator →