#4F90D5#4F90D5

#4F90D5 is a light, vivid cyan. Relative luminance 0.264; OKLCH L 64.1% C 0.124 H 251.6°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#4F90D5
RGB	rgb(79, 144, 213)
HSL	hsl(211, 61%, 57%)
HSV	hsv(211, 63%, 84%)
CMYK	cmyk(62.9%, 32.4%, 0%, 16.5%)
CIE-LAB	lab(58.42, 0.43, -41.55)
CIE-LCH	lch(58.42, 41.55, 270.59°)
OKLab	oklab(64.09% -0.0392 -0.1175)
OKLCH	oklch(64.09% 0.124 251.6)
XYZ	xyz(25.2036, 26.4105, 66.7074)
Luminance	0.2641 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F90D5 #D5944F

analogous

#4FD3D5 #4F90D5 #514FD5

triadic

#4F90D5 #D54F90 #90D54F

tetradic

#4F90D5 #D54FD3 #D5944F #4FD551

square

#4F90D5 #D54FD3 #D5944F #4FD551

split-complementary

#4F90D5 #D5514F #D3D54F

monochromatic

#215389 #2C71BA #4F90D5 #80AFE1 #B2CEED

Accessibility & contrast

On white

3.34

#4F90D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.28

#4F90D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F90D5

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F90D5	#FFFFFF	#000000	##000000
##4F90D5	1.00	3.34	6.28	6.28
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.28	21.00	1.00	1.00
##000000	6.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7294D8

Deuteranopia (green-blind)

#6087D4

Tritanopia (blue-blind)

#00A0A9

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4f90d5;
/* rgb */ color: rgb(79, 144, 213);
/* oklch */ color: oklch(64.1% 0.124 251.6);

Tailwind

colors: {
  custom: {
    50: '#8cb0e2',
    500: '#4f90d5',
    950: '#000000',
  },
}

SCSS

$custom: #4f90d5;
$custom-light: #8cb0e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4f90d5",
  "rgb": {
    "r": 79,
    "g": 144,
    "b": 213
  },
  "hsl": {
    "h": 210.896,
    "s": 61.468,
    "l": 57.255
  },
  "oklch": {
    "l": 0.64092,
    "c": 0.12384,
    "h": 251.6
  },
  "luminance": 0.26413
}

Semantic roles & 50–950 ramp

primary

#4F90D5

secondary

#DBC1A5

accent

#9643E5

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4F90D5

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

Preview Lab → · Contrast checker → · Palette generator →