#2D75B9#2D75B9

#2D75B9 is a mid, vivid cyan. Relative luminance 0.168; OKLCH L 55.1% C 0.128 H 250.3°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#2D75B9
RGB	rgb(45, 117, 185)
HSL	hsl(209, 61%, 45%)
HSV	hsv(209, 76%, 73%)
CMYK	cmyk(75.7%, 36.8%, 0%, 27.5%)
CIE-LAB	lab(47.98, 1.42, -42.19)
CIE-LCH	lch(47.98, 42.21, 271.92°)
OKLab	oklab(55.11% -0.043 -0.1201)
OKLCH	oklch(55.11% 0.128 250.3)
XYZ	xyz(16.1971, 16.7814, 48.2750)
Luminance	0.1678 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D75B9 #B9712D

analogous

#2DB9B7 #2D75B9 #2D2FB9

triadic

#2D75B9 #B92D75 #75B92D

tetradic

#2D75B9 #B72DB9 #B9712D #2FB92D

square

#2D75B9 #B72DB9 #B9712D #2FB92D

split-complementary

#2D75B9 #B92D2F #B9B72D

monochromatic

#153757 #215688 #2D75B9 #4F94D4 #80B2E0

Accessibility & contrast

On white

4.82

#2D75B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#2D75B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D75B9

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D75B9	#FFFFFF	#000000	##FFFFFF
##2D75B9	1.00	4.82	4.36	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5579BC

Deuteranopia (green-blind)

#416CB8

Tritanopia (blue-blind)

#00858E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2d75b9;
/* rgb */ color: rgb(45, 117, 185);
/* oklch */ color: oklch(55.1% 0.128 250.3);

Tailwind

colors: {
  custom: {
    50: '#799cce',
    500: '#2d75b9',
    950: '#000000',
  },
}

SCSS

$custom: #2d75b9;
$custom-light: #799cce;
$custom-dark: #000000;

JSON

{
  "hex": "#2d75b9",
  "rgb": {
    "r": 45,
    "g": 117,
    "b": 185
  },
  "hsl": {
    "h": 209.143,
    "s": 60.87,
    "l": 45.098
  },
  "oklch": {
    "l": 0.5511,
    "c": 0.12761,
    "h": 250.3
  },
  "luminance": 0.16783
}

Semantic roles & 50–950 ramp

primary

#2D75B9

secondary

#C9A079

accent

#9244E4

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2D75B9

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

Preview Lab → · Contrast checker → · Palette generator →