#3D59BE#3D59BE

#3D59BE is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.0% C 0.162 H 268.3°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#3D59BE
RGB	rgb(61, 89, 190)
HSL	hsl(227, 51%, 49%)
HSV	hsv(227, 68%, 75%)
CMYK	cmyk(67.9%, 53.2%, 0%, 25.5%)
CIE-LAB	lab(40.98, 23.31, -56.28)
CIE-LCH	lch(40.98, 60.91, 292.50°)
OKLab	oklab(49.99% -0.0047 -0.1617)
OKLCH	oklch(49.99% 0.162 268.3)
XYZ	xyz(14.7879, 11.8531, 50.2138)
Luminance	0.1186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D59BE #BEA23D

analogous

#3D9ABE #3D59BE #623DBE

triadic

#3D59BE #BE3D59 #59BE3D

tetradic

#3D59BE #BE3D9A #BEA23D #3DBE62

square

#3D59BE #BE3D9A #BEA23D #3DBE62

split-complementary

#3D59BE #BE623D #9ABE3D

monochromatic

#1F2E61 #2E4390 #3D59BE #697FCF #98A7DE

Accessibility & contrast

On white

6.23

#3D59BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#3D59BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D59BE

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D59BE	#FFFFFF	#000000	##FFFFFF
##3D59BE	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1467C2

Deuteranopia (green-blind)

#005BBC

Tritanopia (blue-blind)

#007183

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3d59be;
/* rgb */ color: rgb(61, 89, 190);
/* oklch */ color: oklch(50.0% 0.162 268.3);

Tailwind

colors: {
  custom: {
    50: '#8187d2',
    500: '#3d59be',
    950: '#000000',
  },
}

SCSS

$custom: #3d59be;
$custom-light: #8187d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3d59be",
  "rgb": {
    "r": 61,
    "g": 89,
    "b": 190
  },
  "hsl": {
    "h": 226.977,
    "s": 51.394,
    "l": 49.216
  },
  "oklch": {
    "l": 0.49986,
    "c": 0.16181,
    "h": 268.3
  },
  "luminance": 0.11855
}

Semantic roles & 50–950 ramp

primary

#3D59BE

secondary

#C9BC8D

accent

#BC4DDB

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #3D59BE

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

Preview Lab → · Contrast checker → · Palette generator →