#3A78AE#3A78AE

#3A78AE is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.6% C 0.106 H 247.4°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#3A78AE
RGB	rgb(58, 120, 174)
HSL	hsl(208, 50%, 45%)
HSV	hsv(208, 67%, 68%)
CMYK	cmyk(66.7%, 31%, 0%, 31.8%)
CIE-LAB	lab(48.74, -2.43, -34.59)
CIE-LCH	lch(48.74, 34.67, 265.99°)
OKLab	oklab(55.64% -0.0408 -0.0977)
OKLCH	oklch(55.64% 0.106 247.4)
XYZ	xyz(16.0985, 17.3868, 42.5438)
Luminance	0.1739 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A78AE #AE703A

analogous

#3AAEAA #3A78AE #3A3EAE

triadic

#3A78AE #AE3A78 #78AE3A

tetradic

#3A78AE #AA3AAE #AE703A #3EAE3A

square

#3A78AE #AA3AAE #AE703A #3EAE3A

split-complementary

#3A78AE #AE3A3E #AEAA3A

monochromatic

#1B3952 #2B5880 #3A78AE #5C96C9 #8AB4D8

Accessibility & contrast

On white

4.69

#3A78AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#3A78AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A78AE

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A78AE	#FFFFFF	#000000	##FFFFFF
##3A78AE	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#607AB0

Deuteranopia (green-blind)

#506FAD

Tritanopia (blue-blind)

#00858B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3a78ae;
/* rgb */ color: rgb(58, 120, 174);
/* oklch */ color: oklch(55.6% 0.106 247.4);

Tailwind

colors: {
  custom: {
    50: '#7c9ec6',
    500: '#3a78ae',
    950: '#000000',
  },
}

SCSS

$custom: #3a78ae;
$custom-light: #7c9ec6;
$custom-dark: #000000;

JSON

{
  "hex": "#3a78ae",
  "rgb": {
    "r": 58,
    "g": 120,
    "b": 174
  },
  "hsl": {
    "h": 207.931,
    "s": 50,
    "l": 45.49
  },
  "oklch": {
    "l": 0.55644,
    "c": 0.10591,
    "h": 247.4
  },
  "luminance": 0.17388
}

Semantic roles & 50–950 ramp

primary

#3A78AE

secondary

#C2A081

accent

#8F4EDA

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3A78AE

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

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