#3F84E2#3F84E2

#3F84E2 is a mid, vivid cyan. Relative luminance 0.231; OKLCH L 61.6% C 0.159 H 256.9°. Best body text is #000000 at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#3F84E2
RGB	rgb(63, 132, 226)
HSL	hsl(215, 74%, 57%)
HSV	hsv(215, 72%, 89%)
CMYK	cmyk(72.1%, 41.6%, 0%, 11.4%)
CIE-LAB	lab(55.12, 9.58, -54.10)
CIE-LCH	lch(55.12, 54.94, 280.04°)
OKLab	oklab(61.57% -0.0358 -0.1546)
OKLCH	oklch(61.57% 0.159 256.9)
XYZ	xyz(24.0236, 23.0476, 75.1193)
Luminance	0.2305 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F84E2 #E29D3F

analogous

#3FD6E2 #3F84E2 #4C3FE2

triadic

#3F84E2 #E23F84 #84E23F

tetradic

#3F84E2 #E23FD6 #E29D3F #3FE24C

square

#3F84E2 #E23FD6 #E29D3F #3FE24C

split-complementary

#3F84E2 #E24C3F #D6E23F

monochromatic

#164A91 #1E65C6 #3F84E2 #74A6EA #A9C8F2

Accessibility & contrast

On white

3.74

#3F84E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.61

#3F84E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F84E2

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F84E2	#FFFFFF	#000000	##000000
##3F84E2	1.00	3.74	5.61	5.61
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.61	21.00	1.00	1.00
##000000	5.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#578CE6

Deuteranopia (green-blind)

#3B7DE0

Tritanopia (blue-blind)

#009AA8

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #3f84e2;
/* rgb */ color: rgb(63, 132, 226);
/* oklch */ color: oklch(61.6% 0.159 256.9);

Tailwind

colors: {
  custom: {
    50: '#88a7eb',
    500: '#3f84e2',
    950: '#000000',
  },
}

SCSS

$custom: #3f84e2;
$custom-light: #88a7eb;
$custom-dark: #000000;

JSON

{
  "hex": "#3f84e2",
  "rgb": {
    "r": 63,
    "g": 132,
    "b": 226
  },
  "hsl": {
    "h": 214.601,
    "s": 73.756,
    "l": 56.667
  },
  "oklch": {
    "l": 0.6157,
    "c": 0.15871,
    "h": 256.9
  },
  "luminance": 0.2305
}

Semantic roles & 50–950 ramp

primary

#3F84E2

secondary

#E0C49D

accent

#A237F0

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #3F84E2

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

Preview Lab → · Contrast checker → · Palette generator →