#4D90D2#4D90D2

#4D90D2 is a light, vivid cyan. Relative luminance 0.262; OKLCH L 63.8% C 0.121 H 249.9°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#4D90D2
RGB	rgb(77, 144, 210)
HSL	hsl(210, 60%, 56%)
HSV	hsv(210, 63%, 82%)
CMYK	cmyk(63.3%, 31.4%, 0%, 17.6%)
CIE-LAB	lab(58.20, -0.93, -40.22)
CIE-LCH	lch(58.20, 40.23, 268.68°)
OKLab	oklab(63.85% -0.0415 -0.1136)
OKLCH	oklch(63.85% 0.121 249.9)
XYZ	xyz(24.6624, 26.1750, 64.7128)
Luminance	0.2618 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D90D2 #D28F4D

analogous

#4DD2D1 #4D90D2 #4D4ED2

triadic

#4D90D2 #D24D90 #90D24D

tetradic

#4D90D2 #D14DD2 #D28F4D #4ED24D

square

#4D90D2 #D14DD2 #D28F4D #4ED24D

split-complementary

#4D90D2 #D24D4E #D2D14D

monochromatic

#215383 #2E71B4 #4D90D2 #7EAEDE #AFCDEB

Accessibility & contrast

On white

3.37

#4D90D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#4D90D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D90D2

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D90D2	#FFFFFF	#000000	##000000
##4D90D2	1.00	3.37	6.24	6.24
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7393D5

Deuteranopia (green-blind)

#6186D1

Tritanopia (blue-blind)

#009FA8

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4d90d2;
/* rgb */ color: rgb(77, 144, 210);
/* oklch */ color: oklch(63.8% 0.121 249.9);

Tailwind

colors: {
  custom: {
    50: '#8bb0e0',
    500: '#4d90d2',
    950: '#000000',
  },
}

SCSS

$custom: #4d90d2;
$custom-light: #8bb0e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4d90d2",
  "rgb": {
    "r": 77,
    "g": 144,
    "b": 210
  },
  "hsl": {
    "h": 209.774,
    "s": 59.641,
    "l": 56.275
  },
  "oklch": {
    "l": 0.63849,
    "c": 0.12099,
    "h": 249.9
  },
  "luminance": 0.26177
}

Semantic roles & 50–950 ramp

primary

#4D90D2

secondary

#D9BDA2

accent

#9345E3

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4D90D2

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

Preview Lab → · Contrast checker → · Palette generator →