#4F90CA#4F90CA

#4F90CA is a light, moderate cyan. Relative luminance 0.259; OKLCH L 63.5% C 0.110 H 247.4°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#4F90CA
RGB	rgb(79, 144, 202)
HSL	hsl(208, 54%, 55%)
HSV	hsv(208, 61%, 79%)
CMYK	cmyk(60.9%, 28.7%, 0%, 20.8%)
CIE-LAB	lab(57.91, -3.21, -36.17)
CIE-LCH	lch(57.91, 36.31, 264.93°)
OKLab	oklab(63.52% -0.0424 -0.1019)
OKLCH	oklch(63.52% 0.11 247.4)
XYZ	xyz(23.8545, 25.8708, 59.6021)
Luminance	0.2587 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F90CA #CA894F

analogous

#4FCAC7 #4F90CA #4F52CA

triadic

#4F90CA #CA4F90 #90CA4F

tetradic

#4F90CA #C74FCA #CA894F #52CA4F

square

#4F90CA #C74FCA #CA894F #52CA4F

split-complementary

#4F90CA #CA4F52 #CAC74F

monochromatic

#25527A #3371A9 #4F90CA #7EAED8 #ADCBE6

Accessibility & contrast

On white

3.40

#4F90CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#4F90CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F90CA

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F90CA	#FFFFFF	#000000	##000000
##4F90CA	1.00	3.40	6.17	6.17
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.17	21.00	1.00	1.00
##000000	6.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7792CD

Deuteranopia (green-blind)

#6686C9

Tritanopia (blue-blind)

#009EA4

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4f90ca;
/* rgb */ color: rgb(79, 144, 202);
/* oklch */ color: oklch(63.5% 0.110 247.4);

Tailwind

colors: {
  custom: {
    50: '#8bb0da',
    500: '#4f90ca',
    950: '#000000',
  },
}

SCSS

$custom: #4f90ca;
$custom-light: #8bb0da;
$custom-dark: #000000;

JSON

{
  "hex": "#4f90ca",
  "rgb": {
    "r": 79,
    "g": 144,
    "b": 202
  },
  "hsl": {
    "h": 208.293,
    "s": 53.712,
    "l": 55.098
  },
  "oklch": {
    "l": 0.63523,
    "c": 0.11032,
    "h": 247.4
  },
  "luminance": 0.25873
}

Semantic roles & 50–950 ramp

primary

#4F90CA

secondary

#D4B9A1

accent

#904BDD

background

#F9FAFD

surface

#F1F4FA

border

#CBCED3

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4F90CA

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

Preview Lab → · Contrast checker → · Palette generator →