#4B90D2#4B90D2

#4B90D2 is a light, vivid cyan. Relative luminance 0.261; OKLCH L 63.8% C 0.122 H 249.4°. Best body text is #000000 at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#4B90D2
RGB	rgb(75, 144, 210)
HSL	hsl(209, 60%, 56%)
HSV	hsv(209, 64%, 82%)
CMYK	cmyk(64.3%, 31.4%, 0%, 17.6%)
CIE-LAB	lab(58.13, -1.28, -40.35)
CIE-LCH	lch(58.13, 40.37, 268.18°)
OKLab	oklab(63.77% -0.0429 -0.114)
OKLCH	oklch(63.77% 0.122 249.4)
XYZ	xyz(24.5035, 26.0931, 64.7054)
Luminance	0.2610 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B90D2 #D28D4B

analogous

#4BD2D0 #4B90D2 #4B4CD2

triadic

#4B90D2 #D24B90 #90D24B

tetradic

#4B90D2 #D04BD2 #D28D4B #4CD24B

square

#4B90D2 #D04BD2 #D28D4B #4CD24B

split-complementary

#4B90D2 #D24B4C #D2D04B

monochromatic

#215282 #2D71B3 #4B90D2 #7CAEDE #ADCCEA

Accessibility & contrast

On white

3.38

#4B90D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.22

#4B90D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B90D2

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B90D2	#FFFFFF	#000000	##000000
##4B90D2	1.00	3.38	6.22	6.22
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.22	21.00	1.00	1.00
##000000	6.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7393D5

Deuteranopia (green-blind)

#6186D1

Tritanopia (blue-blind)

#00A0A8

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4b90d2;
/* rgb */ color: rgb(75, 144, 210);
/* oklch */ color: oklch(63.8% 0.122 249.4);

Tailwind

colors: {
  custom: {
    50: '#8ab0e0',
    500: '#4b90d2',
    950: '#000000',
  },
}

SCSS

$custom: #4b90d2;
$custom-light: #8ab0e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4b90d2",
  "rgb": {
    "r": 75,
    "g": 144,
    "b": 210
  },
  "hsl": {
    "h": 209.333,
    "s": 60,
    "l": 55.882
  },
  "oklch": {
    "l": 0.63766,
    "c": 0.12187,
    "h": 249.4
  },
  "luminance": 0.26096
}

Semantic roles & 50–950 ramp

primary

#4B90D2

secondary

#D8BCA0

accent

#9245E3

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4B90D2

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

Preview Lab → · Contrast checker → · Palette generator →