#3078AB#3078AB

#3078AB is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 55.1% C 0.107 H 243.1°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#3078AB
RGB	rgb(48, 120, 171)
HSL	hsl(205, 56%, 43%)
HSV	hsv(205, 72%, 67%)
CMYK	cmyk(71.9%, 29.8%, 0%, 32.9%)
CIE-LAB	lab(48.26, -5.09, -33.63)
CIE-LCH	lch(48.26, 34.01, 261.39°)
OKLab	oklab(55.12% -0.0483 -0.0951)
OKLCH	oklch(55.12% 0.107 243.1)
XYZ	xyz(15.2833, 16.9999, 40.9960)
Luminance	0.1700 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3078AB #AB6330

analogous

#30ABA0 #3078AB #303BAB

triadic

#3078AB #AB3078 #78AB30

tetradic

#3078AB #A030AB #AB6330 #3BAB30

square

#3078AB #A030AB #AB6330 #3BAB30

split-complementary

#3078AB #AB303B #ABA030

monochromatic

#15354B #23567B #3078AB #4C97CD #7BB3DA

Accessibility & contrast

On white

4.77

#3078AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#3078AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3078AB

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3078AB	#FFFFFF	#000000	##FFFFFF
##3078AB	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6179AD

Deuteranopia (green-blind)

#506DAA

Tritanopia (blue-blind)

#00848A

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3078ab;
/* rgb */ color: rgb(48, 120, 171);
/* oklch */ color: oklch(55.1% 0.107 243.1);

Tailwind

colors: {
  custom: {
    50: '#789ec4',
    500: '#3078ab',
    950: '#000000',
  },
}

SCSS

$custom: #3078ab;
$custom-light: #789ec4;
$custom-dark: #000000;

JSON

{
  "hex": "#3078ab",
  "rgb": {
    "r": 48,
    "g": 120,
    "b": 171
  },
  "hsl": {
    "h": 204.878,
    "s": 56.164,
    "l": 42.941
  },
  "oklch": {
    "l": 0.5512,
    "c": 0.10662,
    "h": 243.1
  },
  "luminance": 0.17002
}

Semantic roles & 50–950 ramp

primary

#3078AB

secondary

#C39574

accent

#8748DF

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3078AB

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

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