#2B75B3#2B75B3

#2B75B3 is a mid, vivid cyan. Relative luminance 0.165; OKLCH L 54.7% C 0.121 H 247.7°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#2B75B3
RGB	rgb(43, 117, 179)
HSL	hsl(207, 61%, 44%)
HSV	hsv(207, 76%, 70%)
CMYK	cmyk(76%, 34.6%, 0%, 29.8%)
CIE-LAB	lab(47.61, -1.06, -39.31)
CIE-LCH	lch(47.61, 39.32, 268.45°)
OKLab	oklab(54.7% -0.0458 -0.1117)
OKLCH	oklch(54.7% 0.121 247.7)
XYZ	xyz(15.4911, 16.4890, 45.0054)
Luminance	0.1649 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B75B3 #B3692B

analogous

#2BB3AD #2B75B3 #2B31B3

triadic

#2B75B3 #B32B75 #75B32B

tetradic

#2B75B3 #AD2BB3 #B3692B #31B32B

square

#2B75B3 #AD2BB3 #B3692B #31B32B

split-complementary

#2B75B3 #B32B31 #B3AD2B

monochromatic

#133450 #1F5582 #2B75B3 #4894D3 #79B1DF

Accessibility & contrast

On white

4.89

#2B75B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#2B75B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B75B3

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B75B3	#FFFFFF	#000000	##FFFFFF
##2B75B3	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5878B6

Deuteranopia (green-blind)

#456BB2

Tritanopia (blue-blind)

#00848B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #2b75b3;
/* rgb */ color: rgb(43, 117, 179);
/* oklch */ color: oklch(54.7% 0.121 247.7);

Tailwind

colors: {
  custom: {
    50: '#779cca',
    500: '#2b75b3',
    950: '#000000',
  },
}

SCSS

$custom: #2b75b3;
$custom-light: #779cca;
$custom-dark: #000000;

JSON

{
  "hex": "#2b75b3",
  "rgb": {
    "r": 43,
    "g": 117,
    "b": 179
  },
  "hsl": {
    "h": 207.353,
    "s": 61.261,
    "l": 43.529
  },
  "oklch": {
    "l": 0.54697,
    "c": 0.12076,
    "h": 247.7
  },
  "luminance": 0.16491
}

Semantic roles & 50–950 ramp

primary

#2B75B3

secondary

#C79973

accent

#8D43E4

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2B75B3

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

Preview Lab → · Contrast checker → · Palette generator →