#3874C8#3874C8

#3874C8 is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.2% C 0.145 H 257.4°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#3874C8
RGB	rgb(56, 116, 200)
HSL	hsl(215, 57%, 50%)
HSV	hsv(215, 72%, 78%)
CMYK	cmyk(72%, 42%, 0%, 21.6%)
CIE-LAB	lab(48.88, 9.04, -49.36)
CIE-LCH	lch(48.88, 50.18, 280.37°)
OKLab	oklab(56.18% -0.0316 -0.1411)
OKLCH	oklch(56.18% 0.145 257.4)
XYZ	xyz(18.2978, 17.4997, 57.0458)
Luminance	0.1750 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3874C8 #C88C38

analogous

#38BCC8 #3874C8 #4438C8

triadic

#3874C8 #C83874 #74C838

tetradic

#3874C8 #C838BC #C88C38 #38C844

square

#3874C8 #C838BC #C88C38 #38C844

split-complementary

#3874C8 #C84438 #BCC838

monochromatic

#1D3C69 #2A5899 #3874C8 #6895D5 #98B7E3

Accessibility & contrast

On white

4.67

#3874C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#3874C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3874C8

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3874C8	#FFFFFF	#000000	##FFFFFF
##3874C8	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7BCB

Deuteranopia (green-blind)

#336EC6

Tritanopia (blue-blind)

#008894

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3874c8;
/* rgb */ color: rgb(56, 116, 200);
/* oklch */ color: oklch(56.2% 0.145 257.4);

Tailwind

colors: {
  custom: {
    50: '#809bd9',
    500: '#3874c8',
    950: '#000000',
  },
}

SCSS

$custom: #3874c8;
$custom-light: #809bd9;
$custom-dark: #000000;

JSON

{
  "hex": "#3874c8",
  "rgb": {
    "r": 56,
    "g": 116,
    "b": 200
  },
  "hsl": {
    "h": 215,
    "s": 56.693,
    "l": 50.196
  },
  "oklch": {
    "l": 0.56183,
    "c": 0.14456,
    "h": 257.4
  },
  "luminance": 0.17502
}

Semantic roles & 50–950 ramp

primary

#3874C8

secondary

#CEB38E

accent

#A148E0

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3874C8

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

Preview Lab → · Contrast checker → · Palette generator →