#3874B5#3874B5

#3874B5 is a mid, moderate cyan. Relative luminance 0.167; OKLCH L 55.0% C 0.119 H 252.4°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#3874B5
RGB	rgb(56, 116, 181)
HSL	hsl(211, 53%, 46%)
HSV	hsv(211, 69%, 71%)
CMYK	cmyk(69.1%, 35.9%, 0%, 29%)
CIE-LAB	lab(47.84, 2.14, -40.08)
CIE-LCH	lch(47.84, 40.14, 273.06°)
OKLab	oklab(55.03% -0.0361 -0.1138)
OKLCH	oklch(55.03% 0.119 252.4)
XYZ	xyz(16.2137, 16.6660, 46.0695)
Luminance	0.1667 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3874B5 #B57938

analogous

#38B3B5 #3874B5 #3B38B5

triadic

#3874B5 #B53874 #74B538

tetradic

#3874B5 #B538B3 #B57938 #38B53B

square

#3874B5 #B538B3 #B57938 #38B53B

split-complementary

#3874B5 #B53B38 #B3B538

monochromatic

#1B3858 #2A5686 #3874B5 #5D93CD #8CB2DB

Accessibility & contrast

On white

4.85

#3874B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#3874B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3874B5

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3874B5	#FFFFFF	#000000	##FFFFFF
##3874B5	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5778B8

Deuteranopia (green-blind)

#456CB4

Tritanopia (blue-blind)

#00838C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3874b5;
/* rgb */ color: rgb(56, 116, 181);
/* oklch */ color: oklch(55.0% 0.119 252.4);

Tailwind

colors: {
  custom: {
    50: '#7d9bcb',
    500: '#3874b5',
    950: '#000000',
  },
}

SCSS

$custom: #3874b5;
$custom-light: #7d9bcb;
$custom-dark: #000000;

JSON

{
  "hex": "#3874b5",
  "rgb": {
    "r": 56,
    "g": 116,
    "b": 181
  },
  "hsl": {
    "h": 211.2,
    "s": 52.743,
    "l": 46.471
  },
  "oklch": {
    "l": 0.55027,
    "c": 0.11943,
    "h": 252.4
  },
  "luminance": 0.16668
}

Semantic roles & 50–950 ramp

primary

#3874B5

secondary

#C6A683

accent

#974CDC

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3874B5

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

Preview Lab → · Contrast checker → · Palette generator →