#3F82BE#3F82BE

#3F82BE is a mid, moderate cyan. Relative luminance 0.207; OKLCH L 59.0% C 0.115 H 248.1°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#3F82BE
RGB	rgb(63, 130, 190)
HSL	hsl(208, 50%, 50%)
HSV	hsv(208, 67%, 75%)
CMYK	cmyk(66.8%, 31.6%, 0%, 25.5%)
CIE-LAB	lab(52.66, -1.95, -37.64)
CIE-LCH	lch(52.66, 37.69, 267.03°)
OKLab	oklab(59.03% -0.0429 -0.1065)
OKLCH	oklch(59.03% 0.115 248.1)
XYZ	xyz(19.3233, 20.7377, 51.6896)
Luminance	0.2074 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F82BE #BE7B3F

analogous

#3FBEBB #3F82BE #3F43BE

triadic

#3F82BE #BE3F82 #82BE3F

tetradic

#3F82BE #BB3FBE #BE7B3F #43BE3F

square

#3F82BE #BB3FBE #BE7B3F #43BE3F

split-complementary

#3F82BE #BE3F43 #BEBB3F

monochromatic

#214362 #306390 #3F82BE #6CA0CE #9ABEDD

Accessibility & contrast

On white

4.08

#3F82BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#3F82BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F82BE

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F82BE	#FFFFFF	#000000	##000000
##3F82BE	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6884C1

Deuteranopia (green-blind)

#5678BD

Tritanopia (blue-blind)

#009097

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3f82be;
/* rgb */ color: rgb(63, 130, 190);
/* oklch */ color: oklch(59.0% 0.115 248.1);

Tailwind

colors: {
  custom: {
    50: '#81a6d2',
    500: '#3f82be',
    950: '#000000',
  },
}

SCSS

$custom: #3f82be;
$custom-light: #81a6d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f82be",
  "rgb": {
    "r": 63,
    "g": 130,
    "b": 190
  },
  "hsl": {
    "h": 208.346,
    "s": 50.198,
    "l": 49.608
  },
  "oklch": {
    "l": 0.59033,
    "c": 0.11476,
    "h": 248.1
  },
  "luminance": 0.2074
}

Semantic roles & 50–950 ramp

primary

#3F82BE

secondary

#C9AB8F

accent

#904EDA

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3F82BE

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

Preview Lab → · Contrast checker → · Palette generator →