#3075B8#3075B8

#3075B8 is a mid, vivid cyan. Relative luminance 0.168; OKLCH L 55.1% C 0.125 H 250.6°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#3075B8
RGB	rgb(48, 117, 184)
HSL	hsl(210, 59%, 45%)
HSV	hsv(210, 74%, 72%)
CMYK	cmyk(73.9%, 36.4%, 0%, 27.8%)
CIE-LAB	lab(48.02, 1.44, -41.55)
CIE-LCH	lch(48.02, 41.57, 271.99°)
OKLab	oklab(55.15% -0.0415 -0.1182)
OKLCH	oklch(55.15% 0.125 250.6)
XYZ	xyz(16.2287, 16.8098, 47.7274)
Luminance	0.1681 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3075B8 #B87330

analogous

#30B8B7 #3075B8 #3031B8

triadic

#3075B8 #B83075 #75B830

tetradic

#3075B8 #B730B8 #B87330 #31B830

square

#3075B8 #B730B8 #B87330 #31B830

split-complementary

#3075B8 #B83031 #B8B730

monochromatic

#173757 #235687 #3075B8 #5394D2 #84B2DF

Accessibility & contrast

On white

4.81

#3075B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#3075B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3075B8

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3075B8	#FFFFFF	#000000	##FFFFFF
##3075B8	1.00	4.81	4.36	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5679BB

Deuteranopia (green-blind)

#426CB7

Tritanopia (blue-blind)

#00858E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3075b8;
/* rgb */ color: rgb(48, 117, 184);
/* oklch */ color: oklch(55.1% 0.125 250.6);

Tailwind

colors: {
  custom: {
    50: '#7a9ccd',
    500: '#3075b8',
    950: '#000000',
  },
}

SCSS

$custom: #3075b8;
$custom-light: #7a9ccd;
$custom-dark: #000000;

JSON

{
  "hex": "#3075b8",
  "rgb": {
    "r": 48,
    "g": 117,
    "b": 184
  },
  "hsl": {
    "h": 209.559,
    "s": 58.621,
    "l": 45.49
  },
  "oklch": {
    "l": 0.55146,
    "c": 0.12531,
    "h": 250.6
  },
  "luminance": 0.16812
}

Semantic roles & 50–950 ramp

primary

#3075B8

secondary

#C8A17C

accent

#9346E2

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3075B8

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

Preview Lab → · Contrast checker → · Palette generator →