#3D53BC#3D53BC

#3D53BC is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.6% C 0.167 H 270.1°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#3D53BC
RGB	rgb(61, 83, 188)
HSL	hsl(230, 51%, 49%)
HSV	hsv(230, 68%, 74%)
CMYK	cmyk(67.6%, 55.9%, 0%, 26.3%)
CIE-LAB	lab(39.26, 26.46, -57.90)
CIE-LCH	lch(39.26, 63.66, 294.56°)
OKLab	oklab(48.64% 0.0004 -0.1666)
OKLCH	oklch(48.64% 0.167 270.1)
XYZ	xyz(14.0917, 10.8081, 48.9107)
Luminance	0.1081 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D53BC #BCA63D

analogous

#3D93BC #3D53BC #673DBC

triadic

#3D53BC #BC3D53 #53BC3D

tetradic

#3D53BC #BC3D93 #BCA63D #3DBC67

square

#3D53BC #BC3D93 #BCA63D #3DBC67

split-complementary

#3D53BC #BC673D #93BC3D

monochromatic

#1F2A60 #2E3F8E #3D53BC #687ACE #96A3DD

Accessibility & contrast

On white

6.64

#3D53BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#3D53BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D53BC

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D53BC	#FFFFFF	#000000	##FFFFFF
##3D53BC	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C0

Deuteranopia (green-blind)

#0057BA

Tritanopia (blue-blind)

#006C7F

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3d53bc;
/* rgb */ color: rgb(61, 83, 188);
/* oklch */ color: oklch(48.6% 0.167 270.1);

Tailwind

colors: {
  custom: {
    50: '#8183d1',
    500: '#3d53bc',
    950: '#000000',
  },
}

SCSS

$custom: #3d53bc;
$custom-light: #8183d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3d53bc",
  "rgb": {
    "r": 61,
    "g": 83,
    "b": 188
  },
  "hsl": {
    "h": 229.606,
    "s": 51.004,
    "l": 48.824
  },
  "oklch": {
    "l": 0.48642,
    "c": 0.16661,
    "h": 270.1
  },
  "luminance": 0.10809
}

Semantic roles & 50–950 ramp

primary

#3D53BC

secondary

#C9BE8C

accent

#C24DDA

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #3D53BC

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

Preview Lab → · Contrast checker → · Palette generator →