#3958CA#3958CA

#3958CA is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.5% C 0.181 H 267.8°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#3958CA
RGB	rgb(57, 88, 202)
HSL	hsl(227, 58%, 51%)
HSV	hsv(227, 72%, 79%)
CMYK	cmyk(71.8%, 56.4%, 0%, 20.8%)
CIE-LAB	lab(41.39, 27.73, -62.58)
CIE-LCH	lch(41.39, 68.45, 293.90°)
OKLab	oklab(50.52% -0.0069 -0.1804)
OKLCH	oklch(50.52% 0.181 267.8)
XYZ	xyz(15.8340, 12.1119, 57.3690)
Luminance	0.1211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3958CA #CAAB39

analogous

#39A1CA #3958CA #6239CA

triadic

#3958CA #CA3958 #58CA39

tetradic

#3958CA #CA39A1 #CAAB39 #39CA62

square

#3958CA #CA39A1 #CAAB39 #39CA62

split-complementary

#3958CA #CA6239 #A1CA39

monochromatic

#1D2E6C #2A429C #3958CA #6981D7 #9AA9E4

Accessibility & contrast

On white

6.14

#3958CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#3958CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3958CA

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3958CA	#FFFFFF	#000000	##FFFFFF
##3958CA	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CE

Deuteranopia (green-blind)

#005BC8

Tritanopia (blue-blind)

#007488

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3958ca;
/* rgb */ color: rgb(57, 88, 202);
/* oklch */ color: oklch(50.5% 0.181 267.8);

Tailwind

colors: {
  custom: {
    50: '#8286db',
    500: '#3958ca',
    950: '#000000',
  },
}

SCSS

$custom: #3958ca;
$custom-light: #8286db;
$custom-dark: #000000;

JSON

{
  "hex": "#3958ca",
  "rgb": {
    "r": 57,
    "g": 88,
    "b": 202
  },
  "hsl": {
    "h": 227.172,
    "s": 57.769,
    "l": 50.784
  },
  "oklch": {
    "l": 0.50518,
    "c": 0.18051,
    "h": 267.8
  },
  "luminance": 0.12114
}

Semantic roles & 50–950 ramp

primary

#3958CA

secondary

#D0C28F

accent

#C047E1

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3958CA

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

Preview Lab → · Contrast checker → · Palette generator →