#3A3F79#3A3F79

#3A3F79 is a dark, moderate blue. Relative luminance 0.058; OKLCH L 39.4% C 0.097 H 277.2°. Best body text is #FFFFFF at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#3A3F79
RGB	rgb(58, 63, 121)
HSL	hsl(235, 35%, 35%)
HSV	hsv(235, 52%, 47%)
CMYK	cmyk(52.1%, 47.9%, 0%, 52.5%)
CIE-LAB	lab(28.99, 15.38, -33.88)
CIE-LCH	lch(28.99, 37.21, 294.41°)
OKLab	oklab(39.38% 0.0122 -0.0963)
OKLCH	oklch(39.38% 0.097 277.2)
XYZ	xyz(6.9725, 5.8346, 18.8442)
Luminance	0.0583 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A3F79 #79743A

analogous

#3A5F79 #3A3F79 #543A79

triadic

#3A3F79 #793A3F #3F793A

tetradic

#3A3F79 #793A5F #79743A #3A7954

square

#3A3F79 #793A5F #79743A #3A7954

split-complementary

#3A3F79 #79543A #5F793A

monochromatic

#121426 #262950 #3A3F79 #4E55A2 #7278BB

Accessibility & contrast

On white

9.69

#3A3F79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#3A3F79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3F79

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3F79	#FFFFFF	#000000	##FFFFFF
##3A3F79	1.00	9.69	2.17	9.69
#FFFFFF	9.69	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26477B

Deuteranopia (green-blind)

#204278

Tritanopia (blue-blind)

#214B56

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3a3f79;
/* rgb */ color: rgb(58, 63, 121);
/* oklch */ color: oklch(39.4% 0.097 277.2);

Tailwind

colors: {
  custom: {
    50: '#7573a0',
    500: '#3a3f79',
    950: '#000000',
  },
}

SCSS

$custom: #3a3f79;
$custom-light: #7573a0;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3f79",
  "rgb": {
    "r": 58,
    "g": 63,
    "b": 121
  },
  "hsl": {
    "h": 235.238,
    "s": 35.196,
    "l": 35.098
  },
  "oklch": {
    "l": 0.39376,
    "c": 0.09705,
    "h": 277.2
  },
  "luminance": 0.05835
}

Semantic roles & 50–950 ramp

primary

#3A3F79

secondary

#A5A06A

accent

#C25DCB

background

#F7F7F9

surface

#EDEDF2

border

#C8C8CC

text

#09080F

muted

#7B7B7E

Preview Lab

Preview with #3A3F79

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

Preview Lab → · Contrast checker → · Palette generator →