#3D57CD#3D57CD

#3D57CD is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.8% C 0.185 H 269.3°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#3D57CD
RGB	rgb(61, 87, 205)
HSL	hsl(229, 59%, 52%)
HSV	hsv(229, 70%, 80%)
CMYK	cmyk(70.2%, 57.6%, 0%, 19.6%)
CIE-LAB	lab(41.56, 29.98, -64.04)
CIE-LCH	lch(41.56, 70.71, 295.09°)
OKLab	oklab(50.76% -0.0023 -0.1846)
OKLCH	oklch(50.76% 0.185 269.3)
XYZ	xyz(16.3483, 12.2146, 59.2419)
Luminance	0.1222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D57CD #CDB33D

analogous

#3D9FCD #3D57CD #6B3DCD

triadic

#3D57CD #CD3D57 #57CD3D

tetradic

#3D57CD #CD3D9F #CDB33D #3DCD6B

square

#3D57CD #CD3D9F #CDB33D #3DCD6B

split-complementary

#3D57CD #CD6B3D #9FCD3D

monochromatic

#1D2D72 #2A40A3 #3D57CD #6E81DA #9EABE6

Accessibility & contrast

On white

6.10

#3D57CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#3D57CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D57CD

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D57CD	#FFFFFF	#000000	##FFFFFF
##3D57CD	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D1

Deuteranopia (green-blind)

#005CCB

Tritanopia (blue-blind)

#007489

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3d57cd;
/* rgb */ color: rgb(61, 87, 205);
/* oklch */ color: oklch(50.8% 0.185 269.3);

Tailwind

colors: {
  custom: {
    50: '#8486dd',
    500: '#3d57cd',
    950: '#000000',
  },
}

SCSS

$custom: #3d57cd;
$custom-light: #8486dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3d57cd",
  "rgb": {
    "r": 61,
    "g": 87,
    "b": 205
  },
  "hsl": {
    "h": 229.167,
    "s": 59.016,
    "l": 52.157
  },
  "oklch": {
    "l": 0.50762,
    "c": 0.18461,
    "h": 269.3
  },
  "luminance": 0.12216
}

Semantic roles & 50–950 ramp

primary

#3D57CD

secondary

#D2C793

accent

#C646E2

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3D57CD

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

Preview Lab → · Contrast checker → · Palette generator →