#4170B2#4170B2

#4170B2 is a mid, moderate blue. Relative luminance 0.159; OKLCH L 54.3% C 0.116 H 257.1°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#4170B2
RGB	rgb(65, 112, 178)
HSL	hsl(215, 47%, 48%)
HSV	hsv(215, 63%, 70%)
CMYK	cmyk(63.5%, 37.1%, 0%, 30.2%)
CIE-LAB	lab(46.88, 5.10, -39.84)
CIE-LCH	lch(46.88, 40.16, 277.30°)
OKLab	oklab(54.33% -0.0258 -0.113)
OKLCH	oklch(54.33% 0.116 257.1)
XYZ	xyz(16.0072, 15.9250, 44.3411)
Luminance	0.1593 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4170B2 #B28341

analogous

#41A9B2 #4170B2 #4A41B2

triadic

#4170B2 #B24170 #70B241

tetradic

#4170B2 #B241A9 #B28341 #41B24A

square

#4170B2 #B241A9 #B28341 #41B24A

split-complementary

#4170B2 #B24A41 #A9B241

monochromatic

#203858 #315485 #4170B2 #6890C8 #95B1D8

Accessibility & contrast

On white

5.02

#4170B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#4170B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4170B2

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4170B2	#FFFFFF	#000000	##FFFFFF
##4170B2	1.00	5.02	4.19	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5375B5

Deuteranopia (green-blind)

#446AB1

Tritanopia (blue-blind)

#007F88

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #4170b2;
/* rgb */ color: rgb(65, 112, 178);
/* oklch */ color: oklch(54.3% 0.116 257.1);

Tailwind

colors: {
  custom: {
    50: '#8098c9',
    500: '#4170b2',
    950: '#000000',
  },
}

SCSS

$custom: #4170b2;
$custom-light: #8098c9;
$custom-dark: #000000;

JSON

{
  "hex": "#4170b2",
  "rgb": {
    "r": 65,
    "g": 112,
    "b": 178
  },
  "hsl": {
    "h": 215.044,
    "s": 46.502,
    "l": 47.647
  },
  "oklch": {
    "l": 0.54327,
    "c": 0.11596,
    "h": 257.1
  },
  "luminance": 0.15927
}

Semantic roles & 50–950 ramp

primary

#4170B2

secondary

#C4AC8B

accent

#9F52D6

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #4170B2

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

Preview Lab → · Contrast checker → · Palette generator →