#4A90D5#4A90D5

#4A90D5 is a light, vivid cyan. Relative luminance 0.262; OKLCH L 63.9% C 0.126 H 250.1°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#4A90D5
RGB	rgb(74, 144, 213)
HSL	hsl(210, 62%, 56%)
HSV	hsv(210, 65%, 84%)
CMYK	cmyk(65.3%, 32.4%, 0%, 16.5%)
CIE-LAB	lab(58.23, -0.44, -41.87)
CIE-LCH	lch(58.23, 41.87, 269.40°)
OKLab	oklab(63.89% -0.0428 -0.1185)
OKLCH	oklch(63.89% 0.126 250.1)
XYZ	xyz(24.8031, 26.2040, 66.6886)
Luminance	0.2621 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A90D5 #D58F4A

analogous

#4AD5D5 #4A90D5 #4A4BD5

triadic

#4A90D5 #D54A90 #90D54A

tetradic

#4A90D5 #D54AD5 #D58F4A #4BD54A

square

#4A90D5 #D54AD5 #D58F4A #4BD54A

split-complementary

#4A90D5 #D54A4B #D5D54A

monochromatic

#1F5386 #2B71B7 #4A90D5 #7CAEE1 #ADCDEC

Accessibility & contrast

On white

3.36

#4A90D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#4A90D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A90D5

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A90D5	#FFFFFF	#000000	##000000
##4A90D5	1.00	3.36	6.24	6.24
#FFFFFF	3.36	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)

#7293D8

Deuteranopia (green-blind)

#5F86D4

Tritanopia (blue-blind)

#00A0A9

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4a90d5;
/* rgb */ color: rgb(74, 144, 213);
/* oklch */ color: oklch(63.9% 0.126 250.1);

Tailwind

colors: {
  custom: {
    50: '#8ab0e2',
    500: '#4a90d5',
    950: '#000000',
  },
}

SCSS

$custom: #4a90d5;
$custom-light: #8ab0e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4a90d5",
  "rgb": {
    "r": 74,
    "g": 144,
    "b": 213
  },
  "hsl": {
    "h": 209.784,
    "s": 62.332,
    "l": 56.275
  },
  "oklch": {
    "l": 0.63885,
    "c": 0.12598,
    "h": 250.1
  },
  "luminance": 0.26206
}

Semantic roles & 50–950 ramp

primary

#4A90D5

secondary

#DABDA1

accent

#9342E5

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4A90D5

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

Preview Lab → · Contrast checker → · Palette generator →