#3A528E#3A528E

#3A528E is a dark, moderate blue. Relative luminance 0.089; OKLCH L 45.0% C 0.103 H 266.0°. Best body text is #FFFFFF at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#3A528E
RGB	rgb(58, 82, 142)
HSL	hsl(223, 42%, 39%)
HSV	hsv(223, 59%, 56%)
CMYK	cmyk(59.2%, 42.3%, 0%, 44.3%)
CIE-LAB	lab(35.76, 10.08, -36.08)
CIE-LCH	lch(35.76, 37.46, 285.60°)
OKLab	oklab(44.97% -0.0072 -0.1025)
OKLCH	oklch(44.97% 0.103 266)
XYZ	xyz(9.6430, 8.8864, 26.7930)
Luminance	0.0889 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A528E #8E763A

analogous

#3A7C8E #3A528E #4C3A8E

triadic

#3A528E #8E3A52 #528E3A

tetradic

#3A528E #8E3A7C #8E763A #3A8E4C

square

#3A528E #8E3A7C #8E763A #3A8E4C

split-complementary

#3A528E #8E4C3A #7C8E3A

monochromatic

#172037 #283963 #3A528E #4E6CB7 #7A90C9

Accessibility & contrast

On white

7.56

#3A528E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#3A528E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A528E

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A528E	#FFFFFF	#000000	##FFFFFF
##3A528E	1.00	7.56	2.78	7.56
#FFFFFF	7.56	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#385890

Deuteranopia (green-blind)

#2D518D

Tritanopia (blue-blind)

#005F69

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3a528e;
/* rgb */ color: rgb(58, 82, 142);
/* oklch */ color: oklch(45.0% 0.103 266.0);

Tailwind

colors: {
  custom: {
    50: '#7782af',
    500: '#3a528e',
    950: '#000000',
  },
}

SCSS

$custom: #3a528e;
$custom-light: #7782af;
$custom-dark: #000000;

JSON

{
  "hex": "#3a528e",
  "rgb": {
    "r": 58,
    "g": 82,
    "b": 142
  },
  "hsl": {
    "h": 222.857,
    "s": 42,
    "l": 39.216
  },
  "oklch": {
    "l": 0.4497,
    "c": 0.10278,
    "h": 266
  },
  "luminance": 0.08887
}

Semantic roles & 50–950 ramp

primary

#3A528E

secondary

#B2A072

accent

#AE56D2

background

#F7F7FA

surface

#EEEEF4

border

#C9C9CE

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #3A528E

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

Preview Lab → · Contrast checker → · Palette generator →