#3F90C2#3F90C2

#3F90C2 is a light, moderate cyan. Relative luminance 0.249; OKLCH L 62.5% C 0.109 H 239.1°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#3F90C2
RGB	rgb(63, 144, 194)
HSL	hsl(203, 52%, 50%)
HSV	hsv(203, 68%, 76%)
CMYK	cmyk(67.5%, 25.8%, 0%, 23.9%)
CIE-LAB	lab(56.97, -8.68, -33.16)
CIE-LCH	lch(56.97, 34.28, 255.33°)
OKLab	oklab(62.5% -0.056 -0.0933)
OKLCH	oklch(62.5% 0.109 239.1)
XYZ	xyz(21.7570, 24.8960, 54.6873)
Luminance	0.2490 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F90C2 #C2713F

analogous

#3FC2B3 #3F90C2 #3F4EC2

triadic

#3F90C2 #C23F90 #90C23F

tetradic

#3F90C2 #B33FC2 #C2713F #4EC23F

square

#3F90C2 #B33FC2 #C2713F #4EC23F

split-complementary

#3F90C2 #C23F4E #C2B33F

monochromatic

#204C66 #2F6E95 #3F90C2 #6DABD1 #9CC6E0

Accessibility & contrast

On white

3.51

#3F90C2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.98

#3F90C2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F90C2

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F90C2	#FFFFFF	#000000	##000000
##3F90C2	1.00	3.51	5.98	5.98
#FFFFFF	3.51	1.00	21.00	21.00
#000000	5.98	21.00	1.00	1.00
##000000	5.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7990C4

Deuteranopia (green-blind)

#6783C1

Tritanopia (blue-blind)

#009DA1

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #3f90c2;
/* rgb */ color: rgb(63, 144, 194);
/* oklch */ color: oklch(62.5% 0.109 239.1);

Tailwind

colors: {
  custom: {
    50: '#82b0d4',
    500: '#3f90c2',
    950: '#000000',
  },
}

SCSS

$custom: #3f90c2;
$custom-light: #82b0d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f90c2",
  "rgb": {
    "r": 63,
    "g": 144,
    "b": 194
  },
  "hsl": {
    "h": 202.901,
    "s": 51.779,
    "l": 50.392
  },
  "oklch": {
    "l": 0.625,
    "c": 0.10883,
    "h": 239.1
  },
  "luminance": 0.24898
}

Semantic roles & 50–950 ramp

primary

#3F90C2

secondary

#CCA791

accent

#834DDB

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #3F90C2

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

Preview Lab → · Contrast checker → · Palette generator →