#4178A2#4178A2

#4178A2 is a mid, moderate cyan. Relative luminance 0.172; OKLCH L 55.3% C 0.088 H 243.4°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#4178A2
RGB	rgb(65, 120, 162)
HSL	hsl(206, 43%, 45%)
HSV	hsv(206, 60%, 64%)
CMYK	cmyk(59.9%, 25.9%, 0%, 36.5%)
CIE-LAB	lab(48.47, -5.20, -28.01)
CIE-LCH	lch(48.47, 28.49, 259.49°)
OKLab	oklab(55.32% -0.0394 -0.0786)
OKLCH	oklch(55.32% 0.088 243.4)
XYZ	xyz(15.4156, 17.1640, 36.6760)
Luminance	0.1716 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4178A2 #A26B41

analogous

#41A29B #4178A2 #4148A2

triadic

#4178A2 #A24178 #78A241

tetradic

#4178A2 #9B41A2 #A26B41 #48A241

square

#4178A2 #9B41A2 #A26B41 #48A241

split-complementary

#4178A2 #A24148 #A29B41

monochromatic

#1E374B #2F5876 #4178A2 #6196BF #8CB3D1

Accessibility & contrast

On white

4.74

#4178A2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#4178A2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4178A2

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4178A2	#FFFFFF	#000000	##FFFFFF
##4178A2	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6679A4

Deuteranopia (green-blind)

#586FA1

Tritanopia (blue-blind)

#008286

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4178a2;
/* rgb */ color: rgb(65, 120, 162);
/* oklch */ color: oklch(55.3% 0.088 243.4);

Tailwind

colors: {
  custom: {
    50: '#7e9ebd',
    500: '#4178a2',
    950: '#000000',
  },
}

SCSS

$custom: #4178a2;
$custom-light: #7e9ebd;
$custom-dark: #000000;

JSON

{
  "hex": "#4178a2",
  "rgb": {
    "r": 65,
    "g": 120,
    "b": 162
  },
  "hsl": {
    "h": 205.979,
    "s": 42.731,
    "l": 44.51
  },
  "oklch": {
    "l": 0.55319,
    "c": 0.08792,
    "h": 243.4
  },
  "luminance": 0.17165
}

Semantic roles & 50–950 ramp

primary

#4178A2

secondary

#BC9C83

accent

#8C55D3

background

#F8F9FB

surface

#EFF2F6

border

#CACCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #4178A2

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

Preview Lab → · Contrast checker → · Palette generator →