#3A488E#3A488E

#3A488E is a dark, moderate blue. Relative luminance 0.075; OKLCH L 42.8% C 0.116 H 272.1°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#3A488E
RGB	rgb(58, 72, 142)
HSL	hsl(230, 42%, 39%)
HSV	hsv(230, 59%, 56%)
CMYK	cmyk(59.2%, 49.3%, 0%, 44.3%)
CIE-LAB	lab(32.89, 16.68, -40.67)
CIE-LCH	lch(32.89, 43.96, 292.30°)
OKLab	oklab(42.77% 0.0043 -0.1161)
OKLCH	oklch(42.77% 0.116 272.1)
XYZ	xyz(8.9432, 7.4866, 26.5597)
Luminance	0.0749 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A488E #8E803A

analogous

#3A728E #3A488E #563A8E

triadic

#3A488E #8E3A48 #488E3A

tetradic

#3A488E #8E3A72 #8E803A #3A8E56

square

#3A488E #8E3A72 #8E803A #3A8E56

split-complementary

#3A488E #8E563A #728E3A

monochromatic

#171C37 #283263 #3A488E #4E60B7 #7A87C9

Accessibility & contrast

On white

8.41

#3A488E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#3A488E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A488E

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A488E	#FFFFFF	#000000	##FFFFFF
##3A488E	1.00	8.41	2.50	8.41
#FFFFFF	8.41	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#265191

Deuteranopia (green-blind)

#194A8D

Tritanopia (blue-blind)

#005864

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3a488e;
/* rgb */ color: rgb(58, 72, 142);
/* oklch */ color: oklch(42.8% 0.116 272.1);

Tailwind

colors: {
  custom: {
    50: '#787aaf',
    500: '#3a488e',
    950: '#000000',
  },
}

SCSS

$custom: #3a488e;
$custom-light: #787aaf;
$custom-dark: #000000;

JSON

{
  "hex": "#3a488e",
  "rgb": {
    "r": 58,
    "g": 72,
    "b": 142
  },
  "hsl": {
    "h": 230,
    "s": 42,
    "l": 39.216
  },
  "oklch": {
    "l": 0.42771,
    "c": 0.1162,
    "h": 272.1
  },
  "luminance": 0.07487
}

Semantic roles & 50–950 ramp

primary

#3A488E

secondary

#B2A772

accent

#BD56D2

background

#F7F7FA

surface

#EEEDF5

border

#C9C8CF

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #3A488E

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

Preview Lab → · Contrast checker → · Palette generator →