#3F82BD#3F82BD

#3F82BD is a mid, moderate cyan. Relative luminance 0.207; OKLCH L 59.0% C 0.114 H 247.7°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#3F82BD
RGB	rgb(63, 130, 189)
HSL	hsl(208, 50%, 49%)
HSV	hsv(208, 67%, 74%)
CMYK	cmyk(66.7%, 31.2%, 0%, 25.9%)
CIE-LAB	lab(52.61, -2.30, -37.14)
CIE-LCH	lch(52.61, 37.21, 266.46°)
OKLab	oklab(58.98% -0.0432 -0.105)
OKLCH	oklch(58.98% 0.114 247.7)
XYZ	xyz(19.2144, 20.6942, 51.1160)
Luminance	0.2070 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F82BD #BD7A3F

analogous

#3FBDB9 #3F82BD #3F43BD

triadic

#3F82BD #BD3F82 #82BD3F

tetradic

#3F82BD #B93FBD #BD7A3F #43BD3F

square

#3F82BD #B93FBD #BD7A3F #43BD3F

split-complementary

#3F82BD #BD3F43 #BDB93F

monochromatic

#204361 #30628F #3F82BD #6BA0CE #99BDDD

Accessibility & contrast

On white

4.09

#3F82BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#3F82BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F82BD

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F82BD	#FFFFFF	#000000	##000000
##3F82BD	1.00	4.09	5.14	5.14
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6884C0

Deuteranopia (green-blind)

#5778BC

Tritanopia (blue-blind)

#009097

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3f82bd;
/* rgb */ color: rgb(63, 130, 189);
/* oklch */ color: oklch(59.0% 0.114 247.7);

Tailwind

colors: {
  custom: {
    50: '#81a6d1',
    500: '#3f82bd',
    950: '#000000',
  },
}

SCSS

$custom: #3f82bd;
$custom-light: #81a6d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f82bd",
  "rgb": {
    "r": 63,
    "g": 130,
    "b": 189
  },
  "hsl": {
    "h": 208.095,
    "s": 50,
    "l": 49.412
  },
  "oklch": {
    "l": 0.58979,
    "c": 0.11353,
    "h": 247.7
  },
  "luminance": 0.20696
}

Semantic roles & 50–950 ramp

primary

#3F82BD

secondary

#C9AA8F

accent

#8F4EDA

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3F82BD

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

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