#3F91C2#3F91C2

#3F91C2 is a light, moderate cyan. Relative luminance 0.252; OKLCH L 62.7% C 0.108 H 238.2°. Best body text is #000000 at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#3F91C2
RGB	rgb(63, 145, 194)
HSL	hsl(202, 52%, 50%)
HSV	hsv(202, 68%, 76%)
CMYK	cmyk(67.5%, 25.3%, 0%, 23.9%)
CIE-LAB	lab(57.27, -9.25, -32.70)
CIE-LCH	lch(57.27, 33.98, 254.21°)
OKLab	oklab(62.74% -0.057 -0.092)
OKLCH	oklch(62.74% 0.108 238.2)
XYZ	xyz(21.9091, 25.2003, 54.7380)
Luminance	0.2520 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F91C2 #C2703F

analogous

#3FC2B2 #3F91C2 #3F4FC2

triadic

#3F91C2 #C23F91 #91C23F

tetradic

#3F91C2 #B23FC2 #C2703F #4FC23F

square

#3F91C2 #B23FC2 #C2703F #4FC23F

split-complementary

#3F91C2 #C23F4F #C2B23F

monochromatic

#204C66 #2F6F95 #3F91C2 #6DACD1 #9CC6E0

Accessibility & contrast

On white

3.48

#3F91C2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.04

#3F91C2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F91C2

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F91C2	#FFFFFF	#000000	##000000
##3F91C2	1.00	3.48	6.04	6.04
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.04	21.00	1.00	1.00
##000000	6.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A91C4

Deuteranopia (green-blind)

#6884C1

Tritanopia (blue-blind)

#009DA2

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #3f91c2;
/* rgb */ color: rgb(63, 145, 194);
/* oklch */ color: oklch(62.7% 0.108 238.2);

Tailwind

colors: {
  custom: {
    50: '#82b1d4',
    500: '#3f91c2',
    950: '#000000',
  },
}

SCSS

$custom: #3f91c2;
$custom-light: #82b1d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f91c2",
  "rgb": {
    "r": 63,
    "g": 145,
    "b": 194
  },
  "hsl": {
    "h": 202.443,
    "s": 51.779,
    "l": 50.392
  },
  "oklch": {
    "l": 0.62735,
    "c": 0.10822,
    "h": 238.2
  },
  "luminance": 0.25203
}

Semantic roles & 50–950 ramp

primary

#3F91C2

secondary

#CCA791

accent

#824DDB

background

#F8FAFD

surface

#F0F5FA

border

#CBCFD3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #3F91C2

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

Preview Lab → · Contrast checker → · Palette generator →