#3B58BA#3B58BA

#3B58BA is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.4% C 0.158 H 267.8°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#3B58BA
RGB	rgb(59, 88, 186)
HSL	hsl(226, 52%, 48%)
HSV	hsv(226, 68%, 73%)
CMYK	cmyk(68.3%, 52.7%, 0%, 27.1%)
CIE-LAB	lab(40.33, 22.20, -54.99)
CIE-LCH	lch(40.33, 59.31, 291.99°)
OKLab	oklab(49.38% -0.0061 -0.158)
OKLCH	oklch(49.38% 0.158 267.8)
XYZ	xyz(14.1532, 11.4530, 47.9096)
Luminance	0.1145 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B58BA #BA9D3B

analogous

#3B97BA #3B58BA #5D3BBA

triadic

#3B58BA #BA3B58 #58BA3B

tetradic

#3B58BA #BA3B97 #BA9D3B #3BBA5D

square

#3B58BA #BA3B97 #BA9D3B #3BBA5D

split-complementary

#3B58BA #BA5D3B #97BA3B

monochromatic

#1E2C5D #2C428C #3B58BA #647CCE #93A4DD

Accessibility & contrast

On white

6.38

#3B58BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#3B58BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B58BA

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B58BA	#FFFFFF	#000000	##FFFFFF
##3B58BA	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1765BD

Deuteranopia (green-blind)

#005AB8

Tritanopia (blue-blind)

#006F80

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3b58ba;
/* rgb */ color: rgb(59, 88, 186);
/* oklch */ color: oklch(49.4% 0.158 267.8);

Tailwind

colors: {
  custom: {
    50: '#8086cf',
    500: '#3b58ba',
    950: '#000000',
  },
}

SCSS

$custom: #3b58ba;
$custom-light: #8086cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3b58ba",
  "rgb": {
    "r": 59,
    "g": 88,
    "b": 186
  },
  "hsl": {
    "h": 226.299,
    "s": 51.837,
    "l": 48.039
  },
  "oklch": {
    "l": 0.4938,
    "c": 0.15814,
    "h": 267.8
  },
  "luminance": 0.11454
}

Semantic roles & 50–950 ramp

primary

#3B58BA

secondary

#C8B989

accent

#BB4DDB

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3B58BA

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

Preview Lab → · Contrast checker → · Palette generator →