#3876B5#3876B5

#3876B5 is a mid, moderate cyan. Relative luminance 0.171; OKLCH L 55.5% C 0.117 H 251.1°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#3876B5
RGB	rgb(56, 118, 181)
HSL	hsl(210, 53%, 46%)
HSV	hsv(210, 69%, 71%)
CMYK	cmyk(69.1%, 34.8%, 0%, 29%)
CIE-LAB	lab(48.43, 0.92, -39.15)
CIE-LCH	lch(48.43, 39.16, 271.35°)
OKLab	oklab(55.49% -0.0381 -0.1111)
OKLCH	oklch(55.49% 0.117 251.1)
XYZ	xyz(16.4467, 17.1321, 46.1472)
Luminance	0.1713 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3876B5 #B57738

analogous

#38B5B5 #3876B5 #3938B5

triadic

#3876B5 #B53876 #76B538

tetradic

#3876B5 #B538B5 #B57738 #38B539

square

#3876B5 #B538B5 #B57738 #38B539

split-complementary

#3876B5 #B53938 #B5B538

monochromatic

#1B3958 #2A5886 #3876B5 #5D95CD #8CB3DB

Accessibility & contrast

On white

4.74

#3876B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#3876B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3876B5

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3876B5	#FFFFFF	#000000	##FFFFFF
##3876B5	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A79B8

Deuteranopia (green-blind)

#486EB4

Tritanopia (blue-blind)

#00858D

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3876b5;
/* rgb */ color: rgb(56, 118, 181);
/* oklch */ color: oklch(55.5% 0.117 251.1);

Tailwind

colors: {
  custom: {
    50: '#7d9dcb',
    500: '#3876b5',
    950: '#000000',
  },
}

SCSS

$custom: #3876b5;
$custom-light: #7d9dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#3876b5",
  "rgb": {
    "r": 56,
    "g": 118,
    "b": 181
  },
  "hsl": {
    "h": 210.24,
    "s": 52.743,
    "l": 46.471
  },
  "oklch": {
    "l": 0.55489,
    "c": 0.11745,
    "h": 251.1
  },
  "luminance": 0.17134
}

Semantic roles & 50–950 ramp

primary

#3876B5

secondary

#C6A583

accent

#944CDC

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3876B5

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

Preview Lab → · Contrast checker → · Palette generator →