#3F8ADE#3F8ADE

#3F8ADE is a light, vivid cyan. Relative luminance 0.245; OKLCH L 62.6% C 0.147 H 253.4°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#3F8ADE
RGB	rgb(63, 138, 222)
HSL	hsl(212, 71%, 56%)
HSV	hsv(212, 72%, 87%)
CMYK	cmyk(71.6%, 37.8%, 0%, 12.9%)
CIE-LAB	lab(56.59, 4.53, -49.52)
CIE-LCH	lch(56.59, 49.73, 275.23°)
OKLab	oklab(62.64% -0.0421 -0.1411)
OKLCH	oklch(62.64% 0.147 253.4)
XYZ	xyz(24.3183, 24.5050, 72.5414)
Luminance	0.2451 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8ADE #DE933F

analogous

#3FDADE #3F8ADE #433FDE

triadic

#3F8ADE #DE3F8A #8ADE3F

tetradic

#3F8ADE #DE3FDA #DE933F #3FDE43

square

#3F8ADE #DE3FDA #DE933F #3FDE43

split-complementary

#3F8ADE #DE433F #DADE3F

monochromatic

#184E8B #216BBF #3F8ADE #73AAE7 #A7CAF0

Accessibility & contrast

On white

3.56

#3F8ADE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.90

#3F8ADE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8ADE

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8ADE	#FFFFFF	#000000	##000000
##3F8ADE	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6390E1

Deuteranopia (green-blind)

#4B81DC

Tritanopia (blue-blind)

#009EA9

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #3f8ade;
/* rgb */ color: rgb(63, 138, 222);
/* oklch */ color: oklch(62.6% 0.147 253.4);

Tailwind

colors: {
  custom: {
    50: '#87abe9',
    500: '#3f8ade',
    950: '#000000',
  },
}

SCSS

$custom: #3f8ade;
$custom-light: #87abe9;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8ade",
  "rgb": {
    "r": 63,
    "g": 138,
    "b": 222
  },
  "hsl": {
    "h": 211.698,
    "s": 70.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.62641,
    "c": 0.14723,
    "h": 253.4
  },
  "luminance": 0.24508
}

Semantic roles & 50–950 ramp

primary

#3F8ADE

secondary

#DDBE9B

accent

#993AED

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #3F8ADE

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

Preview Lab → · Contrast checker → · Palette generator →