#3953B8#3953B8

#3953B8 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.1% C 0.162 H 268.7°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#3953B8
RGB	rgb(57, 83, 184)
HSL	hsl(228, 53%, 47%)
HSV	hsv(228, 69%, 72%)
CMYK	cmyk(69%, 54.9%, 0%, 27.8%)
CIE-LAB	lab(38.75, 24.42, -56.38)
CIE-LCH	lch(38.75, 61.44, 293.42°)
OKLab	oklab(48.12% -0.0037 -0.1622)
OKLCH	oklch(48.12% 0.162 268.7)
XYZ	xyz(13.4294, 10.5157, 46.6601)
Luminance	0.1052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3953B8 #B89E39

analogous

#3992B8 #3953B8 #5F39B8

triadic

#3953B8 #B83953 #53B839

tetradic

#3953B8 #B83992 #B89E39 #39B85F

square

#3953B8 #B83992 #B89E39 #39B85F

split-complementary

#3953B8 #B85F39 #92B839

monochromatic

#1C295B #2B3E89 #3953B8 #6077CE #8F9FDC

Accessibility & contrast

On white

6.77

#3953B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#3953B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3953B8

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3953B8	#FFFFFF	#000000	##FFFFFF
##3953B8	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061BC

Deuteranopia (green-blind)

#0056B6

Tritanopia (blue-blind)

#006B7D

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3953b8;
/* rgb */ color: rgb(57, 83, 184);
/* oklch */ color: oklch(48.1% 0.162 268.7);

Tailwind

colors: {
  custom: {
    50: '#7f83ce',
    500: '#3953b8',
    950: '#000000',
  },
}

SCSS

$custom: #3953b8;
$custom-light: #7f83ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3953b8",
  "rgb": {
    "r": 57,
    "g": 83,
    "b": 184
  },
  "hsl": {
    "h": 227.717,
    "s": 52.697,
    "l": 47.255
  },
  "oklch": {
    "l": 0.48115,
    "c": 0.16227,
    "h": 268.7
  },
  "luminance": 0.10517
}

Semantic roles & 50–950 ramp

primary

#3953B8

secondary

#C7BA86

accent

#BF4CDC

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3953B8

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

Preview Lab → · Contrast checker → · Palette generator →