#3A588E#3A588E

#3A588E is a mid, moderate blue. Relative luminance 0.098; OKLCH L 46.3% C 0.095 H 261.4°. Best body text is #FFFFFF at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#3A588E
RGB	rgb(58, 88, 142)
HSL	hsl(219, 42%, 39%)
HSV	hsv(219, 59%, 56%)
CMYK	cmyk(59.2%, 38%, 0%, 44.3%)
CIE-LAB	lab(37.54, 6.18, -33.27)
CIE-LCH	lch(37.54, 33.84, 280.53°)
OKLab	oklab(46.34% -0.0143 -0.0942)
OKLCH	oklch(46.34% 0.095 261.4)
XYZ	xyz(10.1154, 9.8311, 26.9505)
Luminance	0.0983 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A588E #8E703A

analogous

#3A828E #3A588E #463A8E

triadic

#3A588E #8E3A58 #588E3A

tetradic

#3A588E #8E3A82 #8E703A #3A8E46

square

#3A588E #8E3A82 #8E703A #3A8E46

split-complementary

#3A588E #8E463A #828E3A

monochromatic

#172237 #283D63 #3A588E #4E74B7 #7A96C9

Accessibility & contrast

On white

7.08

#3A588E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#3A588E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A588E

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A588E	#FFFFFF	#000000	##FFFFFF
##3A588E	1.00	7.08	2.97	7.08
#FFFFFF	7.08	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#425D90

Deuteranopia (green-blind)

#37558D

Tritanopia (blue-blind)

#00646C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #3a588e;
/* rgb */ color: rgb(58, 88, 142);
/* oklch */ color: oklch(46.3% 0.095 261.4);

Tailwind

colors: {
  custom: {
    50: '#7786af',
    500: '#3a588e',
    950: '#000000',
  },
}

SCSS

$custom: #3a588e;
$custom-light: #7786af;
$custom-dark: #000000;

JSON

{
  "hex": "#3a588e",
  "rgb": {
    "r": 58,
    "g": 88,
    "b": 142
  },
  "hsl": {
    "h": 218.571,
    "s": 42,
    "l": 39.216
  },
  "oklch": {
    "l": 0.46341,
    "c": 0.09531,
    "h": 261.4
  },
  "luminance": 0.09832
}

Semantic roles & 50–950 ramp

primary

#3A588E

secondary

#B29B72

accent

#A656D2

background

#F7F8FA

surface

#EEEFF4

border

#C9CACE

text

#090B10

muted

#7B7C7F

Preview Lab

Preview with #3A588E

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

Preview Lab → · Contrast checker → · Palette generator →