#3075BC#3075BC

#3075BC is a mid, vivid cyan. Relative luminance 0.170; OKLCH L 55.4% C 0.130 H 251.9°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#3075BC
RGB	rgb(48, 117, 188)
HSL	hsl(210, 59%, 46%)
HSV	hsv(210, 74%, 74%)
CMYK	cmyk(74.5%, 37.8%, 0%, 26.3%)
CIE-LAB	lab(48.23, 2.91, -43.52)
CIE-LCH	lch(48.23, 43.61, 273.83°)
OKLab	oklab(55.39% -0.0405 -0.124)
OKLCH	oklch(55.39% 0.13 251.9)
XYZ	xyz(16.6539, 16.9799, 49.9669)
Luminance	0.1698 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3075BC #BC7730

analogous

#30BBBC #3075BC #3130BC

triadic

#3075BC #BC3075 #75BC30

tetradic

#3075BC #BC30BB #BC7730 #30BC31

square

#3075BC #BC30BB #BC7730 #30BC31

split-complementary

#3075BC #BC3130 #BBBC30

monochromatic

#17385A #24578B #3075BC #5594D4 #86B3E0

Accessibility & contrast

On white

4.78

#3075BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#3075BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3075BC

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3075BC	#FFFFFF	#000000	##FFFFFF
##3075BC	1.00	4.78	4.40	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#547ABF

Deuteranopia (green-blind)

#3F6DBB

Tritanopia (blue-blind)

#00868F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3075bc;
/* rgb */ color: rgb(48, 117, 188);
/* oklch */ color: oklch(55.4% 0.130 251.9);

Tailwind

colors: {
  custom: {
    50: '#7b9cd0',
    500: '#3075bc',
    950: '#000000',
  },
}

SCSS

$custom: #3075bc;
$custom-light: #7b9cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3075bc",
  "rgb": {
    "r": 48,
    "g": 117,
    "b": 188
  },
  "hsl": {
    "h": 210.429,
    "s": 59.322,
    "l": 46.275
  },
  "oklch": {
    "l": 0.55385,
    "c": 0.13044,
    "h": 251.9
  },
  "luminance": 0.16982
}

Semantic roles & 50–950 ramp

primary

#3075BC

secondary

#CAA47E

accent

#9545E3

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3075BC

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

Preview Lab → · Contrast checker → · Palette generator →