#3950BA#3950BA

#3950BA is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.7% C 0.169 H 269.6°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#3950BA
RGB	rgb(57, 80, 186)
HSL	hsl(229, 53%, 48%)
HSV	hsv(229, 69%, 73%)
CMYK	cmyk(69.4%, 57%, 0%, 27.1%)
CIE-LAB	lab(38.11, 27.09, -58.60)
CIE-LCH	lch(38.11, 64.56, 294.81°)
OKLab	oklab(47.68% -0.0011 -0.1688)
OKLCH	oklch(47.68% 0.169 269.6)
XYZ	xyz(13.4159, 10.1510, 47.6972)
Luminance	0.1015 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3950BA #BAA339

analogous

#3991BA #3950BA #6239BA

triadic

#3950BA #BA3950 #50BA39

tetradic

#3950BA #BA3991 #BAA339 #39BA62

square

#3950BA #BA3991 #BAA339 #39BA62

split-complementary

#3950BA #BA6239 #91BA39

monochromatic

#1C285C #2B3C8B #3950BA #6175CF #909EDD

Accessibility & contrast

On white

6.93

#3950BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#3950BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3950BA

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3950BA	#FFFFFF	#000000	##FFFFFF
##3950BA	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060BE

Deuteranopia (green-blind)

#0054B8

Tritanopia (blue-blind)

#006A7D

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3950ba;
/* rgb */ color: rgb(57, 80, 186);
/* oklch */ color: oklch(47.7% 0.169 269.6);

Tailwind

colors: {
  custom: {
    50: '#7f80d0',
    500: '#3950ba',
    950: '#000000',
  },
}

SCSS

$custom: #3950ba;
$custom-light: #7f80d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3950ba",
  "rgb": {
    "r": 57,
    "g": 80,
    "b": 186
  },
  "hsl": {
    "h": 229.302,
    "s": 53.086,
    "l": 47.647
  },
  "oklch": {
    "l": 0.47682,
    "c": 0.16878,
    "h": 269.6
  },
  "luminance": 0.10152
}

Semantic roles & 50–950 ramp

primary

#3950BA

secondary

#C8BC87

accent

#C34BDC

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3950BA

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

Preview Lab → · Contrast checker → · Palette generator →