#3D57D9#3D57D9

#3D57D9 is a mid, highly saturated blue. Relative luminance 0.128; OKLCH L 51.7% C 0.200 H 269.4°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#3D57D9
RGB	rgb(61, 87, 217)
HSL	hsl(230, 67%, 55%)
HSV	hsv(230, 72%, 85%)
CMYK	cmyk(71.9%, 59.9%, 0%, 14.9%)
CIE-LAB	lab(42.49, 34.25, -69.41)
CIE-LCH	lch(42.49, 77.41, 296.27°)
OKLab	oklab(51.75% -0.0022 -0.2004)
OKLCH	oklch(51.75% 0.2 269.4)
XYZ	xyz(17.8527, 12.8164, 67.1651)
Luminance	0.1282 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D57D9 #D9BF3D

analogous

#3DA5D9 #3D57D9 #713DD9

triadic

#3D57D9 #D93D57 #57D93D

tetradic

#3D57D9 #D93DA5 #D9BF3D #3DD971

square

#3D57D9 #D93DA5 #D9BF3D #3DD971

split-complementary

#3D57D9 #D9713D #A5D93D

monochromatic

#192B82 #243CB5 #3D57D9 #7083E3 #A3B0ED

Accessibility & contrast

On white

5.89

#3D57D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#3D57D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D57D9

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D57D9	#FFFFFF	#000000	##FFFFFF
##3D57D9	1.00	5.89	3.56	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CDD

Deuteranopia (green-blind)

#005DD6

Tritanopia (blue-blind)

#007890

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3d57d9;
/* rgb */ color: rgb(61, 87, 217);
/* oklch */ color: oklch(51.7% 0.200 269.4);

Tailwind

colors: {
  custom: {
    50: '#8786e6',
    500: '#3d57d9',
    950: '#000000',
  },
}

SCSS

$custom: #3d57d9;
$custom-light: #8786e6;
$custom-dark: #000000;

JSON

{
  "hex": "#3d57d9",
  "rgb": {
    "r": 61,
    "g": 87,
    "b": 217
  },
  "hsl": {
    "h": 230,
    "s": 67.241,
    "l": 54.51
  },
  "oklch": {
    "l": 0.51745,
    "c": 0.2004,
    "h": 269.4
  },
  "luminance": 0.12818
}

Semantic roles & 50–950 ramp

primary

#3D57D9

secondary

#DACF98

accent

#CD3EEA

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #3D57D9

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

Preview Lab → · Contrast checker → · Palette generator →