#3958BF#3958BF

#3958BF is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.7% C 0.166 H 267.4°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#3958BF
RGB	rgb(57, 88, 191)
HSL	hsl(226, 54%, 49%)
HSV	hsv(226, 70%, 75%)
CMYK	cmyk(70.2%, 53.9%, 0%, 25.1%)
CIE-LAB	lab(40.59, 23.73, -57.50)
CIE-LCH	lch(40.59, 62.21, 292.42°)
OKLab	oklab(49.66% -0.0075 -0.1655)
OKLCH	oklch(49.66% 0.166 267.4)
XYZ	xyz(14.5778, 11.6094, 50.7527)
Luminance	0.1161 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3958BF #BFA039

analogous

#399BBF #3958BF #5D39BF

triadic

#3958BF #BF3958 #58BF39

tetradic

#3958BF #BF399B #BFA039 #39BF5D

square

#3958BF #BF399B #BFA039 #39BF5D

split-complementary

#3958BF #BF5D39 #9BBF39

monochromatic

#1D2D61 #2B4290 #3958BF #647DD1 #93A5DF

Accessibility & contrast

On white

6.32

#3958BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#3958BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3958BF

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3958BF	#FFFFFF	#000000	##FFFFFF
##3958BF	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0766C3

Deuteranopia (green-blind)

#005ABD

Tritanopia (blue-blind)

#007183

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3958bf;
/* rgb */ color: rgb(57, 88, 191);
/* oklch */ color: oklch(49.7% 0.166 267.4);

Tailwind

colors: {
  custom: {
    50: '#8086d3',
    500: '#3958bf',
    950: '#000000',
  },
}

SCSS

$custom: #3958bf;
$custom-light: #8086d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3958bf",
  "rgb": {
    "r": 57,
    "g": 88,
    "b": 191
  },
  "hsl": {
    "h": 226.119,
    "s": 54.032,
    "l": 48.627
  },
  "oklch": {
    "l": 0.49658,
    "c": 0.16562,
    "h": 267.4
  },
  "luminance": 0.11611
}

Semantic roles & 50–950 ramp

primary

#3958BF

secondary

#CABB8A

accent

#BB4ADD

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3958BF

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

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