#3D5ACB#3D5ACB

#3D5ACB is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.2% C 0.178 H 268.5°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#3D5ACB
RGB	rgb(61, 90, 203)
HSL	hsl(228, 58%, 52%)
HSV	hsv(228, 70%, 80%)
CMYK	cmyk(70%, 55.7%, 0%, 20.4%)
CIE-LAB	lab(42.18, 27.35, -61.88)
CIE-LCH	lch(42.18, 67.65, 293.85°)
OKLab	oklab(51.18% -0.0048 -0.1782)
OKLCH	oklch(51.18% 0.178 268.5)
XYZ	xyz(16.3564, 12.6146, 58.0612)
Luminance	0.1262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D5ACB #CBAE3D

analogous

#3DA1CB #3D5ACB #673DCB

triadic

#3D5ACB #CB3D5A #5ACB3D

tetradic

#3D5ACB #CB3DA1 #CBAE3D #3DCB67

square

#3D5ACB #CB3DA1 #CBAE3D #3DCB67

split-complementary

#3D5ACB #CB673D #A1CB3D

monochromatic

#1E2F70 #2B43A0 #3D5ACB #6D83D8 #9EACE5

Accessibility & contrast

On white

5.96

#3D5ACB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#3D5ACB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D5ACB

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D5ACB	#FFFFFF	#000000	##FFFFFF
##3D5ACB	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACF

Deuteranopia (green-blind)

#005DC9

Tritanopia (blue-blind)

#00768A

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3d5acb;
/* rgb */ color: rgb(61, 90, 203);
/* oklch */ color: oklch(51.2% 0.178 268.5);

Tailwind

colors: {
  custom: {
    50: '#8488dc',
    500: '#3d5acb',
    950: '#000000',
  },
}

SCSS

$custom: #3d5acb;
$custom-light: #8488dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d5acb",
  "rgb": {
    "r": 61,
    "g": 90,
    "b": 203
  },
  "hsl": {
    "h": 227.746,
    "s": 57.724,
    "l": 51.765
  },
  "oklch": {
    "l": 0.51181,
    "c": 0.17826,
    "h": 268.5
  },
  "luminance": 0.12616
}

Semantic roles & 50–950 ramp

primary

#3D5ACB

secondary

#D1C493

accent

#C147E1

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3D5ACB

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

Preview Lab → · Contrast checker → · Palette generator →