#3D59BC#3D59BC

#3D59BC is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.8% C 0.159 H 268.2°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#3D59BC
RGB	rgb(61, 89, 188)
HSL	hsl(227, 51%, 49%)
HSV	hsv(227, 68%, 74%)
CMYK	cmyk(67.6%, 52.7%, 0%, 26.3%)
CIE-LAB	lab(40.84, 22.59, -55.33)
CIE-LCH	lch(40.84, 59.77, 292.21°)
OKLab	oklab(49.84% -0.0049 -0.159)
OKLCH	oklch(49.84% 0.159 268.2)
XYZ	xyz(14.5708, 11.7663, 49.0704)
Luminance	0.1177 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D59BC #BCA03D

analogous

#3D99BC #3D59BC #613DBC

triadic

#3D59BC #BC3D59 #59BC3D

tetradic

#3D59BC #BC3D99 #BCA03D #3DBC61

square

#3D59BC #BC3D99 #BCA03D #3DBC61

split-complementary

#3D59BC #BC613D #99BC3D

monochromatic

#1F2D60 #2E438E #3D59BC #687FCE #96A6DD

Accessibility & contrast

On white

6.26

#3D59BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#3D59BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D59BC

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D59BC	#FFFFFF	#000000	##FFFFFF
##3D59BC	1.00	6.26	3.35	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1866BF

Deuteranopia (green-blind)

#005BBA

Tritanopia (blue-blind)

#007082

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3d59bc;
/* rgb */ color: rgb(61, 89, 188);
/* oklch */ color: oklch(49.8% 0.159 268.2);

Tailwind

colors: {
  custom: {
    50: '#8187d1',
    500: '#3d59bc',
    950: '#000000',
  },
}

SCSS

$custom: #3d59bc;
$custom-light: #8187d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3d59bc",
  "rgb": {
    "r": 61,
    "g": 89,
    "b": 188
  },
  "hsl": {
    "h": 226.772,
    "s": 51.004,
    "l": 48.824
  },
  "oklch": {
    "l": 0.49837,
    "c": 0.15905,
    "h": 268.2
  },
  "luminance": 0.11768
}

Semantic roles & 50–950 ramp

primary

#3D59BC

secondary

#C9BB8C

accent

#BB4DDA

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3D59BC

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

Preview Lab → · Contrast checker → · Palette generator →