#3A78AF#3A78AF

#3A78AF is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.7% C 0.107 H 247.8°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#3A78AF
RGB	rgb(58, 120, 175)
HSL	hsl(208, 50%, 46%)
HSV	hsv(208, 67%, 69%)
CMYK	cmyk(66.9%, 31.4%, 0%, 31.4%)
CIE-LAB	lab(48.79, -2.08, -35.09)
CIE-LCH	lch(48.79, 35.15, 266.62°)
OKLab	oklab(55.7% -0.0405 -0.0992)
OKLCH	oklch(55.7% 0.107 247.8)
XYZ	xyz(16.1964, 17.4260, 43.0591)
Luminance	0.1743 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A78AF #AF713A

analogous

#3AAFAB #3A78AF #3A3DAF

triadic

#3A78AF #AF3A78 #78AF3A

tetradic

#3A78AF #AB3AAF #AF713A #3DAF3A

square

#3A78AF #AB3AAF #AF713A #3DAF3A

split-complementary

#3A78AF #AF3A3D #AFAB3A

monochromatic

#1C3953 #2B5881 #3A78AF #5D96C9 #8BB4D9

Accessibility & contrast

On white

4.68

#3A78AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#3A78AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A78AF

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A78AF	#FFFFFF	#000000	##FFFFFF
##3A78AF	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#607AB1

Deuteranopia (green-blind)

#506FAE

Tritanopia (blue-blind)

#00858C

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3a78af;
/* rgb */ color: rgb(58, 120, 175);
/* oklch */ color: oklch(55.7% 0.107 247.8);

Tailwind

colors: {
  custom: {
    50: '#7d9ec7',
    500: '#3a78af',
    950: '#000000',
  },
}

SCSS

$custom: #3a78af;
$custom-light: #7d9ec7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a78af",
  "rgb": {
    "r": 58,
    "g": 120,
    "b": 175
  },
  "hsl": {
    "h": 208.205,
    "s": 50.215,
    "l": 45.686
  },
  "oklch": {
    "l": 0.55698,
    "c": 0.10716,
    "h": 247.8
  },
  "luminance": 0.17428
}

Semantic roles & 50–950 ramp

primary

#3A78AF

secondary

#C3A082

accent

#904EDA

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3A78AF

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

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