#3958AA#3958AA

#3958AA is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.1% C 0.136 H 265.9°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#3958AA
RGB	rgb(57, 88, 170)
HSL	hsl(224, 50%, 45%)
HSV	hsv(224, 66%, 67%)
CMYK	cmyk(66.5%, 48.2%, 0%, 33.3%)
CIE-LAB	lab(39.16, 16.05, -47.47)
CIE-LCH	lch(39.16, 50.11, 288.68°)
OKLab	oklab(48.12% -0.0097 -0.1359)
OKLCH	oklch(48.12% 0.136 265.9)
XYZ	xyz(12.4303, 10.7504, 39.4424)
Luminance	0.1075 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3958AA #AA8B39

analogous

#3991AA #3958AA #5339AA

triadic

#3958AA #AA3958 #58AA39

tetradic

#3958AA #AA3991 #AA8B39 #39AA53

square

#3958AA #AA3991 #AA8B39 #39AA53

split-complementary

#3958AA #AA5339 #91AA39

monochromatic

#1A294E #2A407C #3958AA #5977C7 #879DD7

Accessibility & contrast

On white

6.67

#3958AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#3958AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3958AA

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3958AA	#FFFFFF	#000000	##FFFFFF
##3958AA	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D62AD

Deuteranopia (green-blind)

#1557A8

Tritanopia (blue-blind)

#006B79

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3958aa;
/* rgb */ color: rgb(57, 88, 170);
/* oklch */ color: oklch(48.1% 0.136 265.9);

Tailwind

colors: {
  custom: {
    50: '#7c86c4',
    500: '#3958aa',
    950: '#000000',
  },
}

SCSS

$custom: #3958aa;
$custom-light: #7c86c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3958aa",
  "rgb": {
    "r": 57,
    "g": 88,
    "b": 170
  },
  "hsl": {
    "h": 223.54,
    "s": 49.78,
    "l": 44.51
  },
  "oklch": {
    "l": 0.48115,
    "c": 0.13628,
    "h": 265.9
  },
  "luminance": 0.10752
}

Semantic roles & 50–950 ramp

primary

#3958AA

secondary

#C1AE7E

accent

#B34ED9

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #3958AA

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

Preview Lab → · Contrast checker → · Palette generator →