#4151A2#4151A2

#4151A2 is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.5% C 0.131 H 272.0°. Best body text is #FFFFFF at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#4151A2
RGB	rgb(65, 81, 162)
HSL	hsl(230, 43%, 45%)
HSV	hsv(230, 60%, 64%)
CMYK	cmyk(59.9%, 50%, 0%, 36.5%)
CIE-LAB	lab(37.15, 19.24, -45.92)
CIE-LCH	lch(37.15, 49.79, 292.73°)
OKLab	oklab(46.54% 0.0045 -0.1313)
OKLCH	oklch(46.54% 0.131 272)
XYZ	xyz(11.6418, 9.6164, 35.4181)
Luminance	0.0962 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4151A2 #A29241

analogous

#4182A2 #4151A2 #6241A2

triadic

#4151A2 #A24151 #51A241

tetradic

#4151A2 #A24182 #A29241 #41A262

square

#4151A2 #A24182 #A29241 #41A262

split-complementary

#4151A2 #A26241 #82A241

monochromatic

#1E254B #2F3B76 #4151A2 #6170BF #8C98D1

Accessibility & contrast

On white

7.18

#4151A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#4151A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4151A2

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4151A2	#FFFFFF	#000000	##FFFFFF
##4151A2	1.00	7.18	2.92	7.18
#FFFFFF	7.18	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#275CA5

Deuteranopia (green-blind)

#1653A0

Tritanopia (blue-blind)

#006372

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4151a2;
/* rgb */ color: rgb(65, 81, 162);
/* oklch */ color: oklch(46.5% 0.131 272.0);

Tailwind

colors: {
  custom: {
    50: '#7e81be',
    500: '#4151a2',
    950: '#000000',
  },
}

SCSS

$custom: #4151a2;
$custom-light: #7e81be;
$custom-dark: #000000;

JSON

{
  "hex": "#4151a2",
  "rgb": {
    "r": 65,
    "g": 81,
    "b": 162
  },
  "hsl": {
    "h": 230.103,
    "s": 42.731,
    "l": 44.51
  },
  "oklch": {
    "l": 0.46538,
    "c": 0.13136,
    "h": 272
  },
  "luminance": 0.09617
}

Semantic roles & 50–950 ramp

primary

#4151A2

secondary

#BCB383

accent

#BE55D3

background

#F8F7FB

surface

#EFEEF7

border

#CAC9D0

text

#0B0A12

muted

#7C7C81

Preview Lab

Preview with #4151A2

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

Preview Lab → · Contrast checker → · Palette generator →