#4154BD#4154BD

#4154BD is a mid, vivid blue. Relative luminance 0.111; OKLCH L 49.1% C 0.166 H 271.3°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#4154BD
RGB	rgb(65, 84, 189)
HSL	hsl(231, 49%, 50%)
HSV	hsv(231, 66%, 74%)
CMYK	cmyk(65.6%, 55.6%, 0%, 25.9%)
CIE-LAB	lab(39.81, 26.80, -57.58)
CIE-LCH	lch(39.81, 63.51, 294.96°)
OKLab	oklab(49.14% 0.0036 -0.1655)
OKLCH	oklch(49.14% 0.166 271.3)
XYZ	xyz(14.5325, 11.1373, 49.5181)
Luminance	0.1114 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4154BD #BDAA41

analogous

#4192BD #4154BD #6C41BD

triadic

#4154BD #BD4154 #54BD41

tetradic

#4154BD #BD4192 #BDAA41 #41BD6C

square

#4154BD #BD4192 #BDAA41 #41BD6C

split-complementary

#4154BD #BD6C41 #92BD41

monochromatic

#222C62 #31408F #4154BD #6E7DCD #9CA6DD

Accessibility & contrast

On white

6.51

#4154BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#4154BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4154BD

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4154BD	#FFFFFF	#000000	##FFFFFF
##4154BD	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C1

Deuteranopia (green-blind)

#0058BB

Tritanopia (blue-blind)

#006D80

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4154bd;
/* rgb */ color: rgb(65, 84, 189);
/* oklch */ color: oklch(49.1% 0.166 271.3);

Tailwind

colors: {
  custom: {
    50: '#8383d2',
    500: '#4154bd',
    950: '#000000',
  },
}

SCSS

$custom: #4154bd;
$custom-light: #8383d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4154bd",
  "rgb": {
    "r": 65,
    "g": 84,
    "b": 189
  },
  "hsl": {
    "h": 230.806,
    "s": 48.819,
    "l": 49.804
  },
  "oklch": {
    "l": 0.49141,
    "c": 0.16558,
    "h": 271.3
  },
  "luminance": 0.11139
}

Semantic roles & 50–950 ramp

primary

#4154BD

secondary

#C9C091

accent

#C34FD8

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4154BD

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

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