#3E7BDB#3E7BDB

#3E7BDB is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.2% C 0.160 H 259.2°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#3E7BDB
RGB	rgb(62, 123, 219)
HSL	hsl(217, 69%, 55%)
HSV	hsv(217, 72%, 86%)
CMYK	cmyk(71.7%, 43.8%, 0%, 14.1%)
CIE-LAB	lab(52.18, 12.43, -54.88)
CIE-LCH	lch(52.18, 56.27, 282.77°)
OKLab	oklab(59.15% -0.03 -0.1571)
OKLCH	oklch(59.15% 0.16 259.2)
XYZ	xyz(21.8511, 20.3022, 69.7712)
Luminance	0.2031 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E7BDB #DB9E3E

analogous

#3EC9DB #3E7BDB #503EDB

triadic

#3E7BDB #DB3E7B #7BDB3E

tetradic

#3E7BDB #DB3EC9 #DB9E3E #3EDB50

square

#3E7BDB #DB3EC9 #DB9E3E #3EDB50

split-complementary

#3E7BDB #DB503E #C9DB3E

monochromatic

#194386 #235DB9 #3E7BDB #729EE5 #A5C2EE

Accessibility & contrast

On white

4.15

#3E7BDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#3E7BDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E7BDB

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E7BDB	#FFFFFF	#000000	##000000
##3E7BDB	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B84DF

Deuteranopia (green-blind)

#2D76D9

Tritanopia (blue-blind)

#0091A0

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #3e7bdb;
/* rgb */ color: rgb(62, 123, 219);
/* oklch */ color: oklch(59.2% 0.160 259.2);

Tailwind

colors: {
  custom: {
    50: '#86a0e7',
    500: '#3e7bdb',
    950: '#000000',
  },
}

SCSS

$custom: #3e7bdb;
$custom-light: #86a0e7;
$custom-dark: #000000;

JSON

{
  "hex": "#3e7bdb",
  "rgb": {
    "r": 62,
    "g": 123,
    "b": 219
  },
  "hsl": {
    "h": 216.688,
    "s": 68.559,
    "l": 55.098
  },
  "oklch": {
    "l": 0.5915,
    "c": 0.15989,
    "h": 259.2
  },
  "luminance": 0.20305
}

Semantic roles & 50–950 ramp

primary

#3E7BDB

secondary

#DBC299

accent

#A73CEB

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0E16

muted

#7D7E84

Preview Lab

Preview with #3E7BDB

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

Preview Lab → · Contrast checker → · Palette generator →