#3D57AF#3D57AF

#3D57AF is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.5% C 0.143 H 268.3°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#3D57AF
RGB	rgb(61, 87, 175)
HSL	hsl(226, 48%, 46%)
HSV	hsv(226, 65%, 69%)
CMYK	cmyk(65.1%, 50.3%, 0%, 31.4%)
CIE-LAB	lab(39.42, 19.20, -50.00)
CIE-LCH	lch(39.42, 53.56, 291.01°)
OKLab	oklab(48.47% -0.0043 -0.1433)
OKLCH	oklch(48.47% 0.143 268.3)
XYZ	xyz(13.0679, 10.9024, 41.9648)
Luminance	0.1090 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D57AF #AF953D

analogous

#3D90AF #3D57AF #5C3DAF

triadic

#3D57AF #AF3D57 #57AF3D

tetradic

#3D57AF #AF3D90 #AF953D #3DAF5C

square

#3D57AF #AF3D90 #AF953D #3DAF5C

split-complementary

#3D57AF #AF5C3D #90AF3D

monochromatic

#1D2A54 #2D4082 #3D57AF #6179C8 #8F9FD8

Accessibility & contrast

On white

6.60

#3D57AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#3D57AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D57AF

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D57AF	#FFFFFF	#000000	##FFFFFF
##3D57AF	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2662B2

Deuteranopia (green-blind)

#0558AD

Tritanopia (blue-blind)

#006B7B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3d57af;
/* rgb */ color: rgb(61, 87, 175);
/* oklch */ color: oklch(48.5% 0.143 268.3);

Tailwind

colors: {
  custom: {
    50: '#7e86c7',
    500: '#3d57af',
    950: '#000000',
  },
}

SCSS

$custom: #3d57af;
$custom-light: #7e86c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3d57af",
  "rgb": {
    "r": 61,
    "g": 87,
    "b": 175
  },
  "hsl": {
    "h": 226.316,
    "s": 48.305,
    "l": 46.275
  },
  "oklch": {
    "l": 0.48474,
    "c": 0.14337,
    "h": 268.3
  },
  "luminance": 0.10904
}

Semantic roles & 50–950 ramp

primary

#3D57AF

secondary

#C3B585

accent

#B950D8

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #3D57AF

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

Preview Lab → · Contrast checker → · Palette generator →