#3B5DDA#3B5DDA

#3B5DDA is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.9% C 0.195 H 267.6°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#3B5DDA
RGB	rgb(59, 93, 218)
HSL	hsl(227, 68%, 54%)
HSV	hsv(227, 73%, 85%)
CMYK	cmyk(72.9%, 57.3%, 0%, 14.5%)
CIE-LAB	lab(43.97, 30.58, -67.57)
CIE-LCH	lch(43.97, 74.17, 294.35°)
OKLab	oklab(52.85% -0.0082 -0.1949)
OKLCH	oklch(52.85% 0.195 267.6)
XYZ	xyz(18.3685, 13.8185, 68.0153)
Luminance	0.1382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5DDA #DAB83B

analogous

#3BACDA #3B5DDA #693BDA

triadic

#3B5DDA #DA3B5D #5DDA3B

tetradic

#3B5DDA #DA3BAC #DAB83B #3BDA69

square

#3B5DDA #DA3BAC #DAB83B #3BDA69

split-complementary

#3B5DDA #DA693B #ACDA3B

monochromatic

#192F82 #2242B6 #3B5DDA #6E88E4 #A2B2ED

Accessibility & contrast

On white

5.58

#3B5DDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#3B5DDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5DDA

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5DDA	#FFFFFF	#000000	##FFFFFF
##3B5DDA	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070DE

Deuteranopia (green-blind)

#0061D8

Tritanopia (blue-blind)

#007C92

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3b5dda;
/* rgb */ color: rgb(59, 93, 218);
/* oklch */ color: oklch(52.9% 0.195 267.6);

Tailwind

colors: {
  custom: {
    50: '#868ae6',
    500: '#3b5dda',
    950: '#000000',
  },
}

SCSS

$custom: #3b5dda;
$custom-light: #868ae6;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5dda",
  "rgb": {
    "r": 59,
    "g": 93,
    "b": 218
  },
  "hsl": {
    "h": 227.17,
    "s": 68.24,
    "l": 54.314
  },
  "oklch": {
    "l": 0.52852,
    "c": 0.1951,
    "h": 267.6
  },
  "luminance": 0.1382
}

Semantic roles & 50–950 ramp

primary

#3B5DDA

secondary

#DACC97

accent

#C63DEB

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #3B5DDA

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

Preview Lab → · Contrast checker → · Palette generator →