#3D59AB#3D59AB

#3D59AB is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.6% C 0.135 H 267.1°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#3D59AB
RGB	rgb(61, 89, 171)
HSL	hsl(225, 47%, 45%)
HSV	hsv(225, 64%, 67%)
CMYK	cmyk(64.3%, 48%, 0%, 32.9%)
CIE-LAB	lab(39.71, 16.47, -47.17)
CIE-LCH	lch(39.71, 49.96, 289.24°)
OKLab	oklab(48.61% -0.0068 -0.1349)
OKLCH	oklch(48.61% 0.135 267.1)
XYZ	xyz(12.8450, 11.0760, 39.9811)
Luminance	0.1108 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D59AB #AB8F3D

analogous

#3D90AB #3D59AB #583DAB

triadic

#3D59AB #AB3D59 #59AB3D

tetradic

#3D59AB #AB3D90 #AB8F3D #3DAB58

square

#3D59AB #AB3D90 #AB8F3D #3DAB58

split-complementary

#3D59AB #AB583D #90AB3D

monochromatic

#1D2A51 #2D427E #3D59AB #5F79C6 #8C9FD6

Accessibility & contrast

On white

6.53

#3D59AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#3D59AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D59AB

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D59AB	#FFFFFF	#000000	##FFFFFF
##3D59AB	1.00	6.53	3.22	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F63AE

Deuteranopia (green-blind)

#1A59A9

Tritanopia (blue-blind)

#006C7A

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3d59ab;
/* rgb */ color: rgb(61, 89, 171);
/* oklch */ color: oklch(48.6% 0.135 267.1);

Tailwind

colors: {
  custom: {
    50: '#7e87c4',
    500: '#3d59ab',
    950: '#000000',
  },
}

SCSS

$custom: #3d59ab;
$custom-light: #7e87c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3d59ab",
  "rgb": {
    "r": 61,
    "g": 89,
    "b": 171
  },
  "hsl": {
    "h": 224.727,
    "s": 47.414,
    "l": 45.49
  },
  "oklch": {
    "l": 0.48612,
    "c": 0.13511,
    "h": 267.1
  },
  "luminance": 0.11077
}

Semantic roles & 50–950 ramp

primary

#3D59AB

secondary

#C1B183

accent

#B551D7

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #3D59AB

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

Preview Lab → · Contrast checker → · Palette generator →