#4154A3#4154A3

#4154A3 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.2% C 0.129 H 270.6°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#4154A3
RGB	rgb(65, 84, 163)
HSL	hsl(228, 43%, 45%)
HSV	hsv(228, 60%, 64%)
CMYK	cmyk(60.1%, 48.5%, 0%, 36.1%)
CIE-LAB	lab(38.04, 17.64, -45.09)
CIE-LCH	lch(38.04, 48.41, 291.36°)
OKLab	oklab(47.23% 0.0014 -0.1288)
OKLCH	oklch(47.23% 0.129 270.6)
XYZ	xyz(11.9590, 10.1079, 35.9640)
Luminance	0.1011 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4154A3 #A39041

analogous

#4185A3 #4154A3 #5F41A3

triadic

#4154A3 #A34154 #54A341

tetradic

#4154A3 #A34185 #A39041 #41A35F

square

#4154A3 #A34185 #A39041 #41A35F

split-complementary

#4154A3 #A35F41 #85A341

monochromatic

#1E274B #303D77 #4154A3 #6174C0 #8D9AD1

Accessibility & contrast

On white

6.95

#4154A3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#4154A3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4154A3

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4154A3	#FFFFFF	#000000	##FFFFFF
##4154A3	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D5EA6

Deuteranopia (green-blind)

#1D55A1

Tritanopia (blue-blind)

#006673

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4154a3;
/* rgb */ color: rgb(65, 84, 163);
/* oklch */ color: oklch(47.2% 0.129 270.6);

Tailwind

colors: {
  custom: {
    50: '#7e83bf',
    500: '#4154a3',
    950: '#000000',
  },
}

SCSS

$custom: #4154a3;
$custom-light: #7e83bf;
$custom-dark: #000000;

JSON

{
  "hex": "#4154a3",
  "rgb": {
    "r": 65,
    "g": 84,
    "b": 163
  },
  "hsl": {
    "h": 228.367,
    "s": 42.982,
    "l": 44.706
  },
  "oklch": {
    "l": 0.47234,
    "c": 0.12881,
    "h": 270.6
  },
  "luminance": 0.10109
}

Semantic roles & 50–950 ramp

primary

#4154A3

secondary

#BDB183

accent

#BA55D3

background

#F8F8FB

surface

#EFEFF7

border

#CACAD0

text

#0B0A12

muted

#7C7C81

Preview Lab

Preview with #4154A3

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

Preview Lab → · Contrast checker → · Palette generator →