#3958BD#3958BD

#3958BD is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.5% C 0.163 H 267.3°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#3958BD
RGB	rgb(57, 88, 189)
HSL	hsl(226, 54%, 48%)
HSV	hsv(226, 70%, 74%)
CMYK	cmyk(69.8%, 53.4%, 0%, 25.9%)
CIE-LAB	lab(40.45, 23.00, -56.57)
CIE-LCH	lch(40.45, 61.06, 292.12°)
OKLab	oklab(49.51% -0.0077 -0.1627)
OKLCH	oklch(49.51% 0.163 267.3)
XYZ	xyz(14.3592, 11.5220, 49.6015)
Luminance	0.1152 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3958BD #BD9E39

analogous

#399ABD #3958BD #5C39BD

triadic

#3958BD #BD3958 #58BD39

tetradic

#3958BD #BD399A #BD9E39 #39BD5C

square

#3958BD #BD399A #BD9E39 #39BD5C

split-complementary

#3958BD #BD5C39 #9ABD39

monochromatic

#1D2C5F #2B428E #3958BD #637DD0 #92A4DE

Accessibility & contrast

On white

6.35

#3958BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#3958BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3958BD

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3958BD	#FFFFFF	#000000	##FFFFFF
##3958BD	1.00	6.35	3.30	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F66C1

Deuteranopia (green-blind)

#005ABB

Tritanopia (blue-blind)

#007082

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3958bd;
/* rgb */ color: rgb(57, 88, 189);
/* oklch */ color: oklch(49.5% 0.163 267.3);

Tailwind

colors: {
  custom: {
    50: '#7f86d2',
    500: '#3958bd',
    950: '#000000',
  },
}

SCSS

$custom: #3958bd;
$custom-light: #7f86d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3958bd",
  "rgb": {
    "r": 57,
    "g": 88,
    "b": 189
  },
  "hsl": {
    "h": 225.909,
    "s": 53.659,
    "l": 48.235
  },
  "oklch": {
    "l": 0.49506,
    "c": 0.16288,
    "h": 267.3
  },
  "luminance": 0.11523
}

Semantic roles & 50–950 ramp

primary

#3958BD

secondary

#C9BA89

accent

#BB4BDD

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3958BD

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

Preview Lab → · Contrast checker → · Palette generator →