#3075B9#3075B9

#3075B9 is a mid, vivid cyan. Relative luminance 0.169; OKLCH L 55.2% C 0.127 H 251.0°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#3075B9
RGB	rgb(48, 117, 185)
HSL	hsl(210, 59%, 46%)
HSV	hsv(210, 74%, 73%)
CMYK	cmyk(74.1%, 36.8%, 0%, 27.5%)
CIE-LAB	lab(48.07, 1.81, -42.04)
CIE-LCH	lch(48.07, 42.08, 272.46°)
OKLab	oklab(55.21% -0.0413 -0.1197)
OKLCH	oklch(55.21% 0.127 251)
XYZ	xyz(16.3339, 16.8519, 48.2814)
Luminance	0.1685 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3075B9 #B97430

analogous

#30B9B8 #3075B9 #3031B9

triadic

#3075B9 #B93075 #75B930

tetradic

#3075B9 #B830B9 #B97430 #31B930

square

#3075B9 #B830B9 #B97430 #31B930

split-complementary

#3075B9 #B93031 #B9B830

monochromatic

#173858 #235688 #3075B9 #5494D3 #84B2DF

Accessibility & contrast

On white

4.80

#3075B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#3075B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3075B9

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3075B9	#FFFFFF	#000000	##FFFFFF
##3075B9	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5679BC

Deuteranopia (green-blind)

#416CB8

Tritanopia (blue-blind)

#00858E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3075b9;
/* rgb */ color: rgb(48, 117, 185);
/* oklch */ color: oklch(55.2% 0.127 251.0);

Tailwind

colors: {
  custom: {
    50: '#7a9cce',
    500: '#3075b9',
    950: '#000000',
  },
}

SCSS

$custom: #3075b9;
$custom-light: #7a9cce;
$custom-dark: #000000;

JSON

{
  "hex": "#3075b9",
  "rgb": {
    "r": 48,
    "g": 117,
    "b": 185
  },
  "hsl": {
    "h": 209.781,
    "s": 58.798,
    "l": 45.686
  },
  "oklch": {
    "l": 0.55205,
    "c": 0.12659,
    "h": 251
  },
  "luminance": 0.16854
}

Semantic roles & 50–950 ramp

primary

#3075B9

secondary

#C9A27C

accent

#9346E2

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3075B9

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

Preview Lab → · Contrast checker → · Palette generator →