#3E57AF#3E57AF

#3E57AF is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.5% C 0.143 H 268.7°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#3E57AF
RGB	rgb(62, 87, 175)
HSL	hsl(227, 48%, 46%)
HSV	hsv(227, 65%, 69%)
CMYK	cmyk(64.6%, 50.3%, 0%, 31.4%)
CIE-LAB	lab(39.47, 19.38, -49.91)
CIE-LCH	lch(39.47, 53.54, 291.22°)
OKLab	oklab(48.53% -0.0033 -0.143)
OKLCH	oklch(48.53% 0.143 268.7)
XYZ	xyz(13.1300, 10.9345, 41.9678)
Luminance	0.1094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E57AF #AF963E

analogous

#3E90AF #3E57AF #5E3EAF

triadic

#3E57AF #AF3E57 #57AF3E

tetradic

#3E57AF #AF3E90 #AF963E #3EAF5E

square

#3E57AF #AF3E90 #AF963E #3EAF5E

split-complementary

#3E57AF #AF5E3E #90AF3E

monochromatic

#1E2A55 #2E4182 #3E57AF #6379C8 #90A0D8

Accessibility & contrast

On white

6.59

#3E57AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#3E57AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E57AF

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E57AF	#FFFFFF	#000000	##FFFFFF
##3E57AF	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2662B2

Deuteranopia (green-blind)

#0758AD

Tritanopia (blue-blind)

#006B7B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3e57af;
/* rgb */ color: rgb(62, 87, 175);
/* oklch */ color: oklch(48.5% 0.143 268.7);

Tailwind

colors: {
  custom: {
    50: '#7f86c7',
    500: '#3e57af',
    950: '#000000',
  },
}

SCSS

$custom: #3e57af;
$custom-light: #7f86c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3e57af",
  "rgb": {
    "r": 62,
    "g": 87,
    "b": 175
  },
  "hsl": {
    "h": 226.726,
    "s": 47.679,
    "l": 46.471
  },
  "oklch": {
    "l": 0.48529,
    "c": 0.14306,
    "h": 268.7
  },
  "luminance": 0.10936
}

Semantic roles & 50–950 ramp

primary

#3E57AF

secondary

#C3B586

accent

#B951D7

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #3E57AF

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

Preview Lab → · Contrast checker → · Palette generator →