#3A2F87#3A2F87

#3A2F87 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.3% C 0.141 H 282.9°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#3A2F87
RGB	rgb(58, 47, 135)
HSL	hsl(248, 48%, 36%)
HSV	hsv(248, 65%, 53%)
CMYK	cmyk(57%, 65.2%, 0%, 47.1%)
CIE-LAB	lab(25.81, 30.70, -47.79)
CIE-LCH	lch(25.81, 56.80, 302.72°)
OKLab	oklab(37.33% 0.0313 -0.1373)
OKLCH	oklch(37.33% 0.141 282.9)
XYZ	xyz(7.1333, 4.6814, 23.4447)
Luminance	0.0468 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A2F87 #7C872F

analogous

#2F5087 #3A2F87 #662F87

triadic

#3A2F87 #873A2F #2F873A

tetradic

#3A2F87 #872F50 #7C872F #2F8766

square

#3A2F87 #872F50 #7C872F #2F8766

split-complementary

#3A2F87 #87662F #50872F

monochromatic

#130F2C #261F5A #3A2F87 #4E3FB4 #7366CA

Accessibility & contrast

On white

10.84

#3A2F87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#3A2F87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A2F87

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A2F87	#FFFFFF	#000000	##FFFFFF
##3A2F87	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408A

Deuteranopia (green-blind)

#003A85

Tritanopia (blue-blind)

#154556

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #3a2f87;
/* rgb */ color: rgb(58, 47, 135);
/* oklch */ color: oklch(37.3% 0.141 282.9);

Tailwind

colors: {
  custom: {
    50: '#7868ab',
    500: '#3a2f87',
    950: '#000000',
  },
}

SCSS

$custom: #3a2f87;
$custom-light: #7868ab;
$custom-dark: #000000;

JSON

{
  "hex": "#3a2f87",
  "rgb": {
    "r": 58,
    "g": 47,
    "b": 135
  },
  "hsl": {
    "h": 247.5,
    "s": 48.352,
    "l": 35.686
  },
  "oklch": {
    "l": 0.3733,
    "c": 0.14081,
    "h": 282.9
  },
  "luminance": 0.04682
}

Semantic roles & 50–950 ramp

primary

#3A2F87

secondary

#A7B161

accent

#D850C7

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#0A0610

muted

#7C7A7F

Preview Lab

Preview with #3A2F87

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

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