#3B488D#3B488D

#3B488D is a dark, moderate blue. Relative luminance 0.075; OKLCH L 42.8% C 0.114 H 272.7°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#3B488D
RGB	rgb(59, 72, 141)
HSL	hsl(230, 41%, 39%)
HSV	hsv(230, 58%, 55%)
CMYK	cmyk(58.2%, 48.9%, 0%, 44.7%)
CIE-LAB	lab(32.89, 16.54, -40.05)
CIE-LCH	lch(32.89, 43.34, 292.44°)
OKLab	oklab(42.77% 0.0053 -0.1143)
OKLCH	oklch(42.77% 0.114 272.7)
XYZ	xyz(8.9271, 7.4870, 26.1688)
Luminance	0.0749 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B488D #8D803B

analogous

#3B718D #3B488D #573B8D

triadic

#3B488D #8D3B48 #488D3B

tetradic

#3B488D #8D3B71 #8D803B #3B8D57

square

#3B488D #8D3B71 #8D803B #3B8D57

split-complementary

#3B488D #8D573B #718D3B

monochromatic

#171C37 #293262 #3B488D #5060B6 #7B87C8

Accessibility & contrast

On white

8.41

#3B488D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#3B488D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B488D

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B488D	#FFFFFF	#000000	##FFFFFF
##3B488D	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)

#275190

Deuteranopia (green-blind)

#1B4A8C

Tritanopia (blue-blind)

#085763

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3b488d;
/* rgb */ color: rgb(59, 72, 141);
/* oklch */ color: oklch(42.8% 0.114 272.7);

Tailwind

colors: {
  custom: {
    50: '#787aaf',
    500: '#3b488d',
    950: '#000000',
  },
}

SCSS

$custom: #3b488d;
$custom-light: #787aaf;
$custom-dark: #000000;

JSON

{
  "hex": "#3b488d",
  "rgb": {
    "r": 59,
    "g": 72,
    "b": 141
  },
  "hsl": {
    "h": 230.488,
    "s": 41,
    "l": 39.216
  },
  "oklch": {
    "l": 0.42768,
    "c": 0.1144,
    "h": 272.7
  },
  "luminance": 0.07488
}

Semantic roles & 50–950 ramp

primary

#3B488D

secondary

#B1A773

accent

#BE57D1

background

#F7F7FA

surface

#EEEDF4

border

#C9C8CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #3B488D

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

Preview Lab → · Contrast checker → · Palette generator →