#3E438F#3E438F

#3E438F is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.1% C 0.124 H 276.9°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#3E438F
RGB	rgb(62, 67, 143)
HSL	hsl(236, 40%, 40%)
HSV	hsv(236, 57%, 56%)
CMYK	cmyk(56.6%, 53.1%, 0%, 43.9%)
CIE-LAB	lab(31.85, 21.20, -42.93)
CIE-LCH	lch(31.85, 47.88, 296.29°)
OKLab	oklab(42.08% 0.0148 -0.1227)
OKLCH	oklch(42.08% 0.124 276.9)
XYZ	xyz(8.9501, 7.0210, 26.8648)
Luminance	0.0702 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E438F #8F8A3E

analogous

#3E6C8F #3E438F #613E8F

triadic

#3E438F #8F3E43 #438F3E

tetradic

#3E438F #8F3E6C #8F8A3E #3E8F61

square

#3E438F #8F3E6C #8F8A3E #3E8F61

split-complementary

#3E438F #8F613E #6C8F3E

monochromatic

#191B3A #2B2F64 #3E438F #555BB5 #8084C8

Accessibility & contrast

On white

8.73

#3E438F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#3E438F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E438F

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E438F	#FFFFFF	#000000	##FFFFFF
##3E438F	1.00	8.73	2.40	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A4E92

Deuteranopia (green-blind)

#0B488D

Tritanopia (blue-blind)

#145462

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3e438f;
/* rgb */ color: rgb(62, 67, 143);
/* oklch */ color: oklch(42.1% 0.124 276.9);

Tailwind

colors: {
  custom: {
    50: '#7a77b0',
    500: '#3e438f',
    950: '#000000',
  },
}

SCSS

$custom: #3e438f;
$custom-light: #7a77b0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e438f",
  "rgb": {
    "r": 62,
    "g": 67,
    "b": 143
  },
  "hsl": {
    "h": 236.296,
    "s": 39.512,
    "l": 40.196
  },
  "oklch": {
    "l": 0.42083,
    "c": 0.1236,
    "h": 276.9
  },
  "luminance": 0.07022
}

Semantic roles & 50–950 ramp

primary

#3E438F

secondary

#B2AE77

accent

#C858CF

background

#F7F7FA

surface

#EEEDF5

border

#C9C8CF

text

#0A0810

muted

#7C7B7F

Preview Lab

Preview with #3E438F

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

Preview Lab → · Contrast checker → · Palette generator →