#3E5ECF#3E5ECF

#3E5ECF is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.3% C 0.178 H 267.8°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#3E5ECF
RGB	rgb(62, 94, 207)
HSL	hsl(227, 60%, 53%)
HSV	hsv(227, 70%, 81%)
CMYK	cmyk(70%, 54.6%, 0%, 18.8%)
CIE-LAB	lab(43.56, 26.37, -61.94)
CIE-LCH	lch(43.56, 67.32, 293.06°)
OKLab	oklab(52.32% -0.0069 -0.1783)
OKLCH	oklch(52.32% 0.178 267.8)
XYZ	xyz(17.2479, 13.5328, 60.7225)
Luminance	0.1353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E5ECF #CFAF3E

analogous

#3EA6CF #3E5ECF #673ECF

triadic

#3E5ECF #CF3E5E #5ECF3E

tetradic

#3E5ECF #CF3EA6 #CFAF3E #3ECF67

square

#3E5ECF #CF3EA6 #CFAF3E #3ECF67

split-complementary

#3E5ECF #CF673E #A6CF3E

monochromatic

#1D3175 #2945A6 #3E5ECF #6F87DB #A0B0E7

Accessibility & contrast

On white

5.66

#3E5ECF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#3E5ECF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E5ECF

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E5ECF	#FFFFFF	#000000	##FFFFFF
##3E5ECF	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ED3

Deuteranopia (green-blind)

#0061CD

Tritanopia (blue-blind)

#00798D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3e5ecf;
/* rgb */ color: rgb(62, 94, 207);
/* oklch */ color: oklch(52.3% 0.178 267.8);

Tailwind

colors: {
  custom: {
    50: '#858bde',
    500: '#3e5ecf',
    950: '#000000',
  },
}

SCSS

$custom: #3e5ecf;
$custom-light: #858bde;
$custom-dark: #000000;

JSON

{
  "hex": "#3e5ecf",
  "rgb": {
    "r": 62,
    "g": 94,
    "b": 207
  },
  "hsl": {
    "h": 226.759,
    "s": 60.166,
    "l": 52.745
  },
  "oklch": {
    "l": 0.52322,
    "c": 0.17844,
    "h": 267.8
  },
  "luminance": 0.13535
}

Semantic roles & 50–950 ramp

primary

#3E5ECF

secondary

#D4C695

accent

#C044E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3E5ECF

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

Preview Lab → · Contrast checker → · Palette generator →