#3870AF#3870AF

#3870AF is a mid, moderate cyan. Relative luminance 0.155; OKLCH L 53.8% C 0.116 H 253.1°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#3870AF
RGB	rgb(56, 112, 175)
HSL	hsl(212, 52%, 45%)
HSV	hsv(212, 68%, 69%)
CMYK	cmyk(68%, 36%, 0%, 31.4%)
CIE-LAB	lab(46.34, 2.44, -38.96)
CIE-LCH	lch(46.34, 39.04, 273.59°)
OKLab	oklab(53.76% -0.0336 -0.1106)
OKLCH	oklch(53.76% 0.116 253.1)
XYZ	xyz(15.1601, 15.5227, 42.7464)
Luminance	0.1552 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3870AF #AF7738

analogous

#38ABAF #3870AF #3C38AF

triadic

#3870AF #AF3870 #70AF38

tetradic

#3870AF #AF38AB #AF7738 #38AF3C

square

#3870AF #AF38AB #AF7738 #38AF3C

split-complementary

#3870AF #AF3C38 #ABAF38

monochromatic

#1A3552 #295281 #3870AF #5A8FCA #88AED9

Accessibility & contrast

On white

5.12

#3870AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#3870AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3870AF

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3870AF	#FFFFFF	#000000	##FFFFFF
##3870AF	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5474B2

Deuteranopia (green-blind)

#4369AE

Tritanopia (blue-blind)

#007F87

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3870af;
/* rgb */ color: rgb(56, 112, 175);
/* oklch */ color: oklch(53.8% 0.116 253.1);

Tailwind

colors: {
  custom: {
    50: '#7c98c7',
    500: '#3870af',
    950: '#000000',
  },
}

SCSS

$custom: #3870af;
$custom-light: #7c98c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3870af",
  "rgb": {
    "r": 56,
    "g": 112,
    "b": 175
  },
  "hsl": {
    "h": 211.765,
    "s": 51.515,
    "l": 45.294
  },
  "oklch": {
    "l": 0.53755,
    "c": 0.11562,
    "h": 253.1
  },
  "luminance": 0.15524
}

Semantic roles & 50–950 ramp

primary

#3870AF

secondary

#C3A380

accent

#984DDB

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #3870AF

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

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