#3D54C8#3D54C8

#3D54C8 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.8% C 0.182 H 270.0°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#3D54C8
RGB	rgb(61, 84, 200)
HSL	hsl(230, 56%, 51%)
HSV	hsv(230, 70%, 78%)
CMYK	cmyk(69.5%, 58%, 0%, 21.6%)
CIE-LAB	lab(40.41, 30.11, -63.01)
CIE-LCH	lch(40.41, 69.84, 295.54°)
OKLab	oklab(49.79% -0.0001 -0.1816)
OKLCH	oklch(49.79% 0.182 270)
XYZ	xyz(15.5166, 11.5014, 56.0346)
Luminance	0.1150 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D54C8 #C8B13D

analogous

#3D99C8 #3D54C8 #6B3DC8

triadic

#3D54C8 #C83D54 #54C83D

tetradic

#3D54C8 #C83D99 #C8B13D #3DC86B

square

#3D54C8 #C83D99 #C8B13D #3DC86B

split-complementary

#3D54C8 #C86B3D #99C83D

monochromatic

#1F2B6C #2C3F9C #3D54C8 #6D7ED6 #9CA8E3

Accessibility & contrast

On white

6.36

#3D54C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#3D54C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D54C8

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D54C8	#FFFFFF	#000000	##FFFFFF
##3D54C8	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066CC

Deuteranopia (green-blind)

#0059C6

Tritanopia (blue-blind)

#007186

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3d54c8;
/* rgb */ color: rgb(61, 84, 200);
/* oklch */ color: oklch(49.8% 0.182 270.0);

Tailwind

colors: {
  custom: {
    50: '#8483da',
    500: '#3d54c8',
    950: '#000000',
  },
}

SCSS

$custom: #3d54c8;
$custom-light: #8483da;
$custom-dark: #000000;

JSON

{
  "hex": "#3d54c8",
  "rgb": {
    "r": 61,
    "g": 84,
    "b": 200
  },
  "hsl": {
    "h": 230.072,
    "s": 55.823,
    "l": 51.176
  },
  "oklch": {
    "l": 0.4979,
    "c": 0.18161,
    "h": 270
  },
  "luminance": 0.11503
}

Semantic roles & 50–950 ramp

primary

#3D54C8

secondary

#CFC592

accent

#C649DF

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3D54C8

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

Preview Lab → · Contrast checker → · Palette generator →