#3E7FDD#3E7FDD

#3E7FDD is a mid, vivid blue. Relative luminance 0.214; OKLCH L 60.1% C 0.158 H 257.9°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#3E7FDD
RGB	rgb(62, 127, 221)
HSL	hsl(215, 70%, 55%)
HSV	hsv(215, 72%, 87%)
CMYK	cmyk(71.9%, 42.5%, 0%, 13.3%)
CIE-LAB	lab(53.41, 10.69, -54.04)
CIE-LCH	lch(53.41, 55.09, 281.19°)
OKLab	oklab(60.14% -0.0331 -0.1545)
OKLCH	oklch(60.14% 0.158 257.9)
XYZ	xyz(22.6224, 21.4209, 71.3350)
Luminance	0.2142 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E7FDD #DD9C3E

analogous

#3ECEDD #3E7FDD #4D3EDD

triadic

#3E7FDD #DD3E7F #7FDD3E

tetradic

#3E7FDD #DD3ECE #DD9C3E #3EDD4D

square

#3E7FDD #DD3ECE #DD9C3E #3EDD4D

split-complementary

#3E7FDD #DD4D3E #CEDD3E

monochromatic

#184689 #2161BD #3E7FDD #72A2E6 #A6C4EF

Accessibility & contrast

On white

3.97

#3E7FDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#3E7FDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E7FDD

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E7FDD	#FFFFFF	#000000	##000000
##3E7FDD	1.00	3.97	5.28	5.28
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5187E1

Deuteranopia (green-blind)

#3579DB

Tritanopia (blue-blind)

#0095A3

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3e7fdd;
/* rgb */ color: rgb(62, 127, 221);
/* oklch */ color: oklch(60.1% 0.158 257.9);

Tailwind

colors: {
  custom: {
    50: '#86a3e8',
    500: '#3e7fdd',
    950: '#000000',
  },
}

SCSS

$custom: #3e7fdd;
$custom-light: #86a3e8;
$custom-dark: #000000;

JSON

{
  "hex": "#3e7fdd",
  "rgb": {
    "r": 62,
    "g": 127,
    "b": 221
  },
  "hsl": {
    "h": 215.472,
    "s": 70.044,
    "l": 55.49
  },
  "oklch": {
    "l": 0.60139,
    "c": 0.15803,
    "h": 257.9
  },
  "luminance": 0.21423
}

Semantic roles & 50–950 ramp

primary

#3E7FDD

secondary

#DDC19A

accent

#A43BED

background

#F9FAFE

surface

#F1F3FD

border

#CBCDD5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #3E7FDD

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

Preview Lab → · Contrast checker → · Palette generator →