#3F5897#3F5897

#3F5897 is a mid, moderate blue. Relative luminance 0.103; OKLCH L 47.2% C 0.107 H 266.1°. Best body text is #FFFFFF at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#3F5897
RGB	rgb(63, 88, 151)
HSL	hsl(223, 41%, 42%)
HSV	hsv(223, 58%, 59%)
CMYK	cmyk(58.3%, 41.7%, 0%, 40.8%)
CIE-LAB	lab(38.32, 10.42, -37.44)
CIE-LCH	lch(38.32, 38.87, 285.56°)
OKLab	oklab(47.19% -0.0072 -0.1063)
OKLCH	oklch(47.19% 0.107 266.1)
XYZ	xyz(11.1236, 10.2697, 30.6682)
Luminance	0.1027 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F5897 #977E3F

analogous

#3F8497 #3F5897 #523F97

triadic

#3F5897 #973F58 #58973F

tetradic

#3F5897 #973F84 #977E3F #3F9752

square

#3F5897 #973F84 #977E3F #3F9752

split-complementary

#3F5897 #97523F #84973F

monochromatic

#1B2641 #2D3F6C #3F5897 #5975BA #8599CC

Accessibility & contrast

On white

6.88

#3F5897 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#3F5897 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F5897

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F5897	#FFFFFF	#000000	##FFFFFF
##3F5897	1.00	6.88	3.05	6.88
#FFFFFF	6.88	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D5E99

Deuteranopia (green-blind)

#325796

Tritanopia (blue-blind)

#006670

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3f5897;
/* rgb */ color: rgb(63, 88, 151);
/* oklch */ color: oklch(47.2% 0.107 266.1);

Tailwind

colors: {
  custom: {
    50: '#7b86b6',
    500: '#3f5897',
    950: '#000000',
  },
}

SCSS

$custom: #3f5897;
$custom-light: #7b86b6;
$custom-dark: #000000;

JSON

{
  "hex": "#3f5897",
  "rgb": {
    "r": 63,
    "g": 88,
    "b": 151
  },
  "hsl": {
    "h": 222.955,
    "s": 41.121,
    "l": 41.961
  },
  "oklch": {
    "l": 0.47187,
    "c": 0.1066,
    "h": 266.1
  },
  "luminance": 0.10271
}

Semantic roles & 50–950 ramp

primary

#3F5897

secondary

#B6A67C

accent

#AE57D1

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#0A0B11

muted

#7C7C80

Preview Lab

Preview with #3F5897

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

Preview Lab → · Contrast checker → · Palette generator →