#3958A8#3958A8

#3958A8 is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.0% C 0.133 H 265.7°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#3958A8
RGB	rgb(57, 88, 168)
HSL	hsl(223, 49%, 44%)
HSV	hsv(223, 66%, 66%)
CMYK	cmyk(66.1%, 47.6%, 0%, 34.1%)
CIE-LAB	lab(39.03, 15.32, -46.49)
CIE-LCH	lch(39.03, 48.95, 288.24°)
OKLab	oklab(47.98% -0.01 -0.133)
OKLCH	oklch(47.98% 0.133 265.7)
XYZ	xyz(12.2425, 10.6753, 38.4536)
Luminance	0.1068 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3958A8 #A88939

analogous

#3990A8 #3958A8 #5239A8

triadic

#3958A8 #A83958 #58A839

tetradic

#3958A8 #A83990 #A88939 #39A852

square

#3958A8 #A83990 #A88939 #39A852

split-complementary

#3958A8 #A85239 #90A839

monochromatic

#1A284D #29407A #3958A8 #5877C6 #869CD6

Accessibility & contrast

On white

6.70

#3958A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#3958A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3958A8

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3958A8	#FFFFFF	#000000	##FFFFFF
##3958A8	1.00	6.70	3.14	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F61AB

Deuteranopia (green-blind)

#1957A6

Tritanopia (blue-blind)

#006A78

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3958a8;
/* rgb */ color: rgb(57, 88, 168);
/* oklch */ color: oklch(48.0% 0.133 265.7);

Tailwind

colors: {
  custom: {
    50: '#7b86c2',
    500: '#3958a8',
    950: '#000000',
  },
}

SCSS

$custom: #3958a8;
$custom-light: #7b86c2;
$custom-dark: #000000;

JSON

{
  "hex": "#3958a8",
  "rgb": {
    "r": 57,
    "g": 88,
    "b": 168
  },
  "hsl": {
    "h": 223.243,
    "s": 49.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.47975,
    "c": 0.13343,
    "h": 265.7
  },
  "luminance": 0.10676
}

Semantic roles & 50–950 ramp

primary

#3958A8

secondary

#C0AD7D

accent

#B24FD9

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #3958A8

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

Preview Lab → · Contrast checker → · Palette generator →