#4178A7#4178A7

#4178A7 is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.6% C 0.094 H 246.3°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#4178A7
RGB	rgb(65, 120, 167)
HSL	hsl(208, 44%, 45%)
HSV	hsv(208, 61%, 65%)
CMYK	cmyk(61.1%, 28.1%, 0%, 34.5%)
CIE-LAB	lab(48.69, -3.52, -30.57)
CIE-LCH	lch(48.69, 30.78, 263.42°)
OKLab	oklab(55.57% -0.0377 -0.086)
OKLCH	oklch(55.57% 0.094 246.3)
XYZ	xyz(15.8689, 17.3453, 39.0634)
Luminance	0.1735 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4178A7 #A77041

analogous

#41A7A3 #4178A7 #4145A7

triadic

#4178A7 #A74178 #78A741

tetradic

#4178A7 #A341A7 #A77041 #45A741

square

#4178A7 #A341A7 #A77041 #45A741

split-complementary

#4178A7 #A74145 #A7A341

monochromatic

#1F394F #30587B #4178A7 #6396C2 #8FB4D3

Accessibility & contrast

On white

4.70

#4178A7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#4178A7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4178A7

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4178A7	#FFFFFF	#000000	##FFFFFF
##4178A7	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6479A9

Deuteranopia (green-blind)

#566FA6

Tritanopia (blue-blind)

#008388

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4178a7;
/* rgb */ color: rgb(65, 120, 167);
/* oklch */ color: oklch(55.6% 0.094 246.3);

Tailwind

colors: {
  custom: {
    50: '#7f9ec1',
    500: '#4178a7',
    950: '#000000',
  },
}

SCSS

$custom: #4178a7;
$custom-light: #7f9ec1;
$custom-dark: #000000;

JSON

{
  "hex": "#4178a7",
  "rgb": {
    "r": 65,
    "g": 120,
    "b": 167
  },
  "hsl": {
    "h": 207.647,
    "s": 43.966,
    "l": 45.49
  },
  "oklch": {
    "l": 0.55572,
    "c": 0.09393,
    "h": 246.3
  },
  "luminance": 0.17347
}

Semantic roles & 50–950 ramp

primary

#4178A7

secondary

#BFA085

accent

#8F54D4

background

#F8F9FB

surface

#EFF2F7

border

#CACCD0

text

#0B0E12

muted

#7C7E81

Preview Lab

Preview with #4178A7

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

Preview Lab → · Contrast checker → · Palette generator →