#4D90D3#4D90D3

#4D90D3 is a light, vivid cyan. Relative luminance 0.262; OKLCH L 63.9% C 0.122 H 250.3°. Best body text is #000000 at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#4D90D3
RGB	rgb(77, 144, 211)
HSL	hsl(210, 60%, 56%)
HSV	hsv(210, 64%, 83%)
CMYK	cmyk(63.5%, 31.8%, 0%, 17.3%)
CIE-LAB	lab(58.25, -0.59, -40.70)
CIE-LCH	lch(58.25, 40.71, 269.16°)
OKLab	oklab(63.9% -0.0412 -0.1151)
OKLCH	oklch(63.9% 0.122 250.3)
XYZ	xyz(24.7874, 26.2250, 65.3710)
Luminance	0.2623 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D90D3 #D3904D

analogous

#4DD3D3 #4D90D3 #4D4DD3

triadic

#4D90D3 #D34D90 #90D34D

tetradic

#4D90D3 #D34DD3 #D3904D #4DD34D

square

#4D90D3 #D34DD3 #D3904D #4DD34D

split-complementary

#4D90D3 #D34D4D #D3D34D

monochromatic

#215385 #2D71B6 #4D90D3 #7EAFDF #AFCDEB

Accessibility & contrast

On white

3.36

#4D90D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.25

#4D90D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D90D3

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D90D3	#FFFFFF	#000000	##000000
##4D90D3	1.00	3.36	6.25	6.25
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.25	21.00	1.00	1.00
##000000	6.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7393D6

Deuteranopia (green-blind)

#6186D2

Tritanopia (blue-blind)

#00A0A8

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4d90d3;
/* rgb */ color: rgb(77, 144, 211);
/* oklch */ color: oklch(63.9% 0.122 250.3);

Tailwind

colors: {
  custom: {
    50: '#8bb0e1',
    500: '#4d90d3',
    950: '#000000',
  },
}

SCSS

$custom: #4d90d3;
$custom-light: #8bb0e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4d90d3",
  "rgb": {
    "r": 77,
    "g": 144,
    "b": 211
  },
  "hsl": {
    "h": 210,
    "s": 60.36,
    "l": 56.471
  },
  "oklch": {
    "l": 0.63901,
    "c": 0.12223,
    "h": 250.3
  },
  "luminance": 0.26227
}

Semantic roles & 50–950 ramp

primary

#4D90D3

secondary

#D9BEA2

accent

#9444E4

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4D90D3

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

Preview Lab → · Contrast checker → · Palette generator →