#3F8EC0#3F8EC0

#3F8EC0 is a mid, moderate cyan. Relative luminance 0.242; OKLCH L 61.9% C 0.108 H 239.6°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#3F8EC0
RGB	rgb(63, 142, 192)
HSL	hsl(203, 51%, 50%)
HSV	hsv(203, 67%, 75%)
CMYK	cmyk(67.2%, 26%, 0%, 24.7%)
CIE-LAB	lab(56.29, -8.22, -33.09)
CIE-LCH	lch(56.29, 34.10, 256.04°)
OKLab	oklab(61.93% -0.0546 -0.0931)
OKLCH	oklch(61.93% 0.108 239.6)
XYZ	xyz(21.2337, 24.2063, 53.4122)
Luminance	0.2421 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8EC0 #C0713F

analogous

#3FC0B2 #3F8EC0 #3F4DC0

triadic

#3F8EC0 #C03F8E #8EC03F

tetradic

#3F8EC0 #B23FC0 #C0713F #4DC03F

square

#3F8EC0 #B23FC0 #C0713F #4DC03F

split-complementary

#3F8EC0 #C03F4D #C0B23F

monochromatic

#214A64 #306C92 #3F8EC0 #6DA9CF #9BC4DE

Accessibility & contrast

On white

3.59

#3F8EC0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.84

#3F8EC0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8EC0

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8EC0	#FFFFFF	#000000	##000000
##3F8EC0	1.00	3.59	5.84	5.84
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.84	21.00	1.00	1.00
##000000	5.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#778EC2

Deuteranopia (green-blind)

#6581BF

Tritanopia (blue-blind)

#009B9F

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3f8ec0;
/* rgb */ color: rgb(63, 142, 192);
/* oklch */ color: oklch(61.9% 0.108 239.6);

Tailwind

colors: {
  custom: {
    50: '#82afd3',
    500: '#3f8ec0',
    950: '#000000',
  },
}

SCSS

$custom: #3f8ec0;
$custom-light: #82afd3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8ec0",
  "rgb": {
    "r": 63,
    "g": 142,
    "b": 192
  },
  "hsl": {
    "h": 203.256,
    "s": 50.588,
    "l": 50
  },
  "oklch": {
    "l": 0.61932,
    "c": 0.10796,
    "h": 239.6
  },
  "luminance": 0.24209
}

Semantic roles & 50–950 ramp

primary

#3F8EC0

secondary

#CAA791

accent

#844EDA

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #3F8EC0

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

Preview Lab → · Contrast checker → · Palette generator →