#3874B2#3874B2

#3874B2 is a mid, moderate cyan. Relative luminance 0.165; OKLCH L 54.9% C 0.116 H 251.4°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#3874B2
RGB	rgb(56, 116, 178)
HSL	hsl(210, 52%, 46%)
HSV	hsv(210, 69%, 70%)
CMYK	cmyk(68.5%, 34.8%, 0%, 30.2%)
CIE-LAB	lab(47.68, 1.07, -38.59)
CIE-LCH	lch(47.68, 38.60, 271.59°)
OKLab	oklab(54.85% -0.0369 -0.1095)
OKLCH	oklch(54.85% 0.116 251.4)
XYZ	xyz(15.9092, 16.5442, 44.4658)
Luminance	0.1655 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3874B2 #B27638

analogous

#38B1B2 #3874B2 #3938B2

triadic

#3874B2 #B23874 #74B238

tetradic

#3874B2 #B238B1 #B27638 #38B239

square

#3874B2 #B238B1 #B27638 #38B239

split-complementary

#3874B2 #B23938 #B1B238

monochromatic

#1B3755 #295683 #3874B2 #5C93CC #8AB2DA

Accessibility & contrast

On white

4.87

#3874B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#3874B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3874B2

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3874B2	#FFFFFF	#000000	##FFFFFF
##3874B2	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5877B5

Deuteranopia (green-blind)

#476CB1

Tritanopia (blue-blind)

#00838B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3874b2;
/* rgb */ color: rgb(56, 116, 178);
/* oklch */ color: oklch(54.9% 0.116 251.4);

Tailwind

colors: {
  custom: {
    50: '#7c9bc9',
    500: '#3874b2',
    950: '#000000',
  },
}

SCSS

$custom: #3874b2;
$custom-light: #7c9bc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3874b2",
  "rgb": {
    "r": 56,
    "g": 116,
    "b": 178
  },
  "hsl": {
    "h": 210.492,
    "s": 52.137,
    "l": 45.882
  },
  "oklch": {
    "l": 0.54854,
    "c": 0.11554,
    "h": 251.4
  },
  "luminance": 0.16546
}

Semantic roles & 50–950 ramp

primary

#3874B2

secondary

#C5A381

accent

#954CDC

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3874B2

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

Preview Lab → · Contrast checker → · Palette generator →