#3E7FE9#3E7FE9

#3E7FE9 is a mid, vivid blue. Relative luminance 0.221; OKLCH L 60.9% C 0.174 H 259.7°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#3E7FE9
RGB	rgb(62, 127, 233)
HSL	hsl(217, 80%, 58%)
HSV	hsv(217, 73%, 91%)
CMYK	cmyk(73.4%, 45.5%, 0%, 8.6%)
CIE-LAB	lab(54.12, 15.03, -59.63)
CIE-LCH	lch(54.12, 61.49, 284.14°)
OKLab	oklab(60.91% -0.0309 -0.1709)
OKLCH	oklch(60.91% 0.174 259.7)
XYZ	xyz(24.2786, 22.0834, 80.0580)
Luminance	0.2209 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E7FE9 #E9A83E

analogous

#3ED4E9 #3E7FE9 #523EE9

triadic

#3E7FE9 #E93E7F #7FE93E

tetradic

#3E7FE9 #E93ED4 #E9A83E #3EE952

square

#3E7FE9 #E93ED4 #E9A83E #3EE952

split-complementary

#3E7FE9 #E9523E #D4E93E

monochromatic

#12469B #185FD2 #3E7FE9 #75A3EF #ACC8F6

Accessibility & contrast

On white

3.88

#3E7FE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#3E7FE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E7FE9

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E7FE9	#FFFFFF	#000000	##000000
##3E7FE9	1.00	3.88	5.42	5.42
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#478AED

Deuteranopia (green-blind)

#207AE7

Tritanopia (blue-blind)

#0098A9

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3e7fe9;
/* rgb */ color: rgb(62, 127, 233);
/* oklch */ color: oklch(60.9% 0.174 259.7);

Tailwind

colors: {
  custom: {
    50: '#89a3f1',
    500: '#3e7fe9',
    950: '#000000',
  },
}

SCSS

$custom: #3e7fe9;
$custom-light: #89a3f1;
$custom-dark: #000000;

JSON

{
  "hex": "#3e7fe9",
  "rgb": {
    "r": 62,
    "g": 127,
    "b": 233
  },
  "hsl": {
    "h": 217.193,
    "s": 79.535,
    "l": 57.843
  },
  "oklch": {
    "l": 0.60914,
    "c": 0.17373,
    "h": 259.7
  },
  "luminance": 0.22086
}

Semantic roles & 50–950 ramp

primary

#3E7FE9

secondary

#E4CA9F

accent

#AB32F6

background

#F9FAFE

surface

#F1F3FD

border

#CBCDD5

text

#0D0F17

muted

#7E7F85

Preview Lab

Preview with #3E7FE9

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

Preview Lab → · Contrast checker → · Palette generator →