#3857AE#3857AE

#3857AE is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.1% C 0.144 H 266.3°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#3857AE
RGB	rgb(56, 87, 174)
HSL	hsl(224, 51%, 45%)
HSV	hsv(224, 68%, 68%)
CMYK	cmyk(67.8%, 50%, 0%, 31.8%)
CIE-LAB	lab(39.09, 18.00, -49.95)
CIE-LCH	lch(39.09, 53.09, 289.82°)
OKLab	oklab(48.14% -0.0092 -0.1432)
OKLCH	oklch(48.14% 0.144 266.3)
XYZ	xyz(12.6764, 10.7119, 41.4357)
Luminance	0.1071 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3857AE #AE8F38

analogous

#3892AE #3857AE #5438AE

triadic

#3857AE #AE3857 #57AE38

tetradic

#3857AE #AE3892 #AE8F38 #38AE54

square

#3857AE #AE3892 #AE8F38 #38AE54

split-complementary

#3857AE #AE5438 #92AE38

monochromatic

#1A2951 #294080 #3857AE #5977CA #889DD9

Accessibility & contrast

On white

6.68

#3857AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#3857AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3857AE

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3857AE	#FFFFFF	#000000	##FFFFFF
##3857AE	1.00	6.68	3.14	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2662B1

Deuteranopia (green-blind)

#0057AC

Tritanopia (blue-blind)

#006B7A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3857ae;
/* rgb */ color: rgb(56, 87, 174);
/* oklch */ color: oklch(48.1% 0.144 266.3);

Tailwind

colors: {
  custom: {
    50: '#7c85c7',
    500: '#3857ae',
    950: '#000000',
  },
}

SCSS

$custom: #3857ae;
$custom-light: #7c85c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3857ae",
  "rgb": {
    "r": 56,
    "g": 87,
    "b": 174
  },
  "hsl": {
    "h": 224.237,
    "s": 51.304,
    "l": 45.098
  },
  "oklch": {
    "l": 0.48136,
    "c": 0.14354,
    "h": 266.3
  },
  "luminance": 0.10713
}

Semantic roles & 50–950 ramp

primary

#3857AE

secondary

#C3B17F

accent

#B64DDB

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #3857AE

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

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