#4D90D7#4D90D7

#4D90D7 is a light, vivid cyan. Relative luminance 0.264; OKLCH L 64.1% C 0.127 H 251.6°. Best body text is #000000 at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#4D90D7
RGB	rgb(77, 144, 215)
HSL	hsl(211, 63%, 57%)
HSV	hsv(211, 64%, 84%)
CMYK	cmyk(64.2%, 33%, 0%, 15.7%)
CIE-LAB	lab(58.44, 0.75, -42.64)
CIE-LCH	lch(58.44, 42.65, 271.00°)
OKLab	oklab(64.11% -0.0401 -0.1207)
OKLCH	oklch(64.11% 0.127 251.6)
XYZ	xyz(25.2951, 26.4281, 68.0449)
Luminance	0.2643 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D90D7 #D7944D

analogous

#4DD5D7 #4D90D7 #4F4DD7

triadic

#4D90D7 #D74D90 #90D74D

tetradic

#4D90D7 #D74DD5 #D7944D #4DD74F

square

#4D90D7 #D74DD5 #D7944D #4DD74F

split-complementary

#4D90D7 #D74F4D #D5D74D

monochromatic

#1F538A #2A71BC #4D90D7 #7FAFE2 #B1CEED

Accessibility & contrast

On white

3.34

#4D90D7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.29

#4D90D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D90D7

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D90D7	#FFFFFF	#000000	##000000
##4D90D7	1.00	3.34	6.29	6.29
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.29	21.00	1.00	1.00
##000000	6.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7194DA

Deuteranopia (green-blind)

#5E87D6

Tritanopia (blue-blind)

#00A1AA

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4d90d7;
/* rgb */ color: rgb(77, 144, 215);
/* oklch */ color: oklch(64.1% 0.127 251.6);

Tailwind

colors: {
  custom: {
    50: '#8cb0e3',
    500: '#4d90d7',
    950: '#000000',
  },
}

SCSS

$custom: #4d90d7;
$custom-light: #8cb0e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4d90d7",
  "rgb": {
    "r": 77,
    "g": 144,
    "b": 215
  },
  "hsl": {
    "h": 210.87,
    "s": 63.303,
    "l": 57.255
  },
  "oklch": {
    "l": 0.64114,
    "c": 0.12721,
    "h": 251.6
  },
  "luminance": 0.26431
}

Semantic roles & 50–950 ramp

primary

#4D90D7

secondary

#DCC1A4

accent

#9641E6

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4D90D7

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

Preview Lab → · Contrast checker → · Palette generator →