#3D588E#3D588E

#3D588E is a mid, moderate blue. Relative luminance 0.099; OKLCH L 46.5% C 0.094 H 263.1°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#3D588E
RGB	rgb(61, 88, 142)
HSL	hsl(220, 40%, 40%)
HSV	hsv(220, 57%, 56%)
CMYK	cmyk(57%, 38%, 0%, 44.3%)
CIE-LAB	lab(37.71, 6.85, -32.99)
CIE-LCH	lch(37.71, 33.70, 281.74°)
OKLab	oklab(46.52% -0.0113 -0.0934)
OKLCH	oklch(46.52% 0.094 263.1)
XYZ	xyz(10.2950, 9.9237, 26.9589)
Luminance	0.0993 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D588E #8E733D

analogous

#3D808E #3D588E #4B3D8E

triadic

#3D588E #8E3D58 #588E3D

tetradic

#3D588E #8E3D80 #8E733D #3D8E4B

square

#3D588E #8E3D80 #8E733D #3D8E4B

split-complementary

#3D588E #8E4B3D #808E3D

monochromatic

#182338 #2B3D63 #3D588E #5374B5 #7E96C8

Accessibility & contrast

On white

7.04

#3D588E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#3D588E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D588E

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D588E	#FFFFFF	#000000	##FFFFFF
##3D588E	1.00	7.04	2.99	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#425D90

Deuteranopia (green-blind)

#38558D

Tritanopia (blue-blind)

#09646C

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3d588e;
/* rgb */ color: rgb(61, 88, 142);
/* oklch */ color: oklch(46.5% 0.094 263.1);

Tailwind

colors: {
  custom: {
    50: '#7986af',
    500: '#3d588e',
    950: '#000000',
  },
}

SCSS

$custom: #3d588e;
$custom-light: #7986af;
$custom-dark: #000000;

JSON

{
  "hex": "#3d588e",
  "rgb": {
    "r": 61,
    "g": 88,
    "b": 142
  },
  "hsl": {
    "h": 220,
    "s": 39.901,
    "l": 39.804
  },
  "oklch": {
    "l": 0.46516,
    "c": 0.09406,
    "h": 263.1
  },
  "luminance": 0.09925
}

Semantic roles & 50–950 ramp

primary

#3D588E

secondary

#B19D75

accent

#A858D0

background

#F7F8FA

surface

#EEEFF4

border

#C9CACE

text

#090B10

muted

#7B7C7F

Preview Lab

Preview with #3D588E

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

Preview Lab → · Contrast checker → · Palette generator →