#3E5BBF#3E5BBF

#3E5BBF is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.5% C 0.160 H 268.0°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#3E5BBF
RGB	rgb(62, 91, 191)
HSL	hsl(227, 51%, 50%)
HSV	hsv(227, 68%, 75%)
CMYK	cmyk(67.5%, 52.4%, 0%, 25.1%)
CIE-LAB	lab(41.64, 22.54, -55.80)
CIE-LCH	lch(41.64, 60.18, 291.99°)
OKLab	oklab(50.52% -0.0055 -0.1603)
OKLCH	oklch(50.52% 0.16 268)
XYZ	xyz(15.1284, 12.2664, 50.8505)
Luminance	0.1227 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E5BBF #BFA23E

analogous

#3E9BBF #3E5BBF #623EBF

triadic

#3E5BBF #BF3E5B #5BBF3E

tetradic

#3E5BBF #BF3E9B #BFA23E #3EBF62

square

#3E5BBF #BF3E9B #BFA23E #3EBF62

split-complementary

#3E5BBF #BF623E #9BBF3E

monochromatic

#202F63 #2F4591 #3E5BBF #6B82CF #99A9DE

Accessibility & contrast

On white

6.08

#3E5BBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#3E5BBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E5BBF

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E5BBF	#FFFFFF	#000000	##FFFFFF
##3E5BBF	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B68C3

Deuteranopia (green-blind)

#005DBD

Tritanopia (blue-blind)

#007384

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3e5bbf;
/* rgb */ color: rgb(62, 91, 191);
/* oklch */ color: oklch(50.5% 0.160 268.0);

Tailwind

colors: {
  custom: {
    50: '#8289d3',
    500: '#3e5bbf',
    950: '#000000',
  },
}

SCSS

$custom: #3e5bbf;
$custom-light: #8289d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3e5bbf",
  "rgb": {
    "r": 62,
    "g": 91,
    "b": 191
  },
  "hsl": {
    "h": 226.512,
    "s": 50.988,
    "l": 49.608
  },
  "oklch": {
    "l": 0.50517,
    "c": 0.16037,
    "h": 268
  },
  "luminance": 0.12268
}

Semantic roles & 50–950 ramp

primary

#3E5BBF

secondary

#CABD8F

accent

#BB4DDA

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #3E5BBF

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

Preview Lab → · Contrast checker → · Palette generator →