#3958AF#3958AF

#3958AF is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.5% C 0.143 H 266.4°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#3958AF
RGB	rgb(57, 88, 175)
HSL	hsl(224, 51%, 45%)
HSV	hsv(224, 67%, 69%)
CMYK	cmyk(67.4%, 49.7%, 0%, 31.4%)
CIE-LAB	lab(39.48, 17.88, -49.90)
CIE-LCH	lch(39.48, 53.01, 289.71°)
OKLab	oklab(48.47% -0.0091 -0.1431)
OKLCH	oklch(48.47% 0.143 266.4)
XYZ	xyz(12.9122, 10.9432, 41.9809)
Luminance	0.1094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3958AF #AF9039

analogous

#3993AF #3958AF #5539AF

triadic

#3958AF #AF3958 #58AF39

tetradic

#3958AF #AF3993 #AF9039 #39AF55

square

#3958AF #AF3993 #AF9039 #39AF55

split-complementary

#3958AF #AF5539 #93AF39

monochromatic

#1B2A53 #2A4181 #3958AF #5B78CA #8A9ED9

Accessibility & contrast

On white

6.59

#3958AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#3958AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3958AF

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3958AF	#FFFFFF	#000000	##FFFFFF
##3958AF	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2863B2

Deuteranopia (green-blind)

#0458AD

Tritanopia (blue-blind)

#006C7B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3958af;
/* rgb */ color: rgb(57, 88, 175);
/* oklch */ color: oklch(48.5% 0.143 266.4);

Tailwind

colors: {
  custom: {
    50: '#7d86c7',
    500: '#3958af',
    950: '#000000',
  },
}

SCSS

$custom: #3958af;
$custom-light: #7d86c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3958af",
  "rgb": {
    "r": 57,
    "g": 88,
    "b": 175
  },
  "hsl": {
    "h": 224.237,
    "s": 50.862,
    "l": 45.49
  },
  "oklch": {
    "l": 0.4847,
    "c": 0.14337,
    "h": 266.4
  },
  "luminance": 0.10944
}

Semantic roles & 50–950 ramp

primary

#3958AF

secondary

#C3B281

accent

#B54DDA

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #3958AF

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

Preview Lab → · Contrast checker → · Palette generator →