#2B73A8#2B73A8

#2B73A8 is a mid, moderate cyan. Relative luminance 0.156; OKLCH L 53.6% C 0.109 H 244.4°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#2B73A8
RGB	rgb(43, 115, 168)
HSL	hsl(205, 59%, 41%)
HSV	hsv(205, 74%, 66%)
CMYK	cmyk(74.4%, 31.5%, 0%, 34.1%)
CIE-LAB	lab(46.45, -3.90, -34.74)
CIE-LCH	lch(46.45, 34.95, 263.59°)
OKLab	oklab(53.6% -0.0472 -0.0984)
OKLCH	oklch(53.6% 0.109 244.4)
XYZ	xyz(14.1922, 15.6006, 39.3014)
Luminance	0.1560 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B73A8 #A8602B

analogous

#2BA89F #2B73A8 #2B35A8

triadic

#2B73A8 #A82B73 #73A82B

tetradic

#2B73A8 #9F2BA8 #A8602B #35A82B

square

#2B73A8 #9F2BA8 #A8602B #35A82B

split-complementary

#2B73A8 #A82B35 #A89F2B

monochromatic

#123047 #1F5277 #2B73A8 #4293CF #72AFDB

Accessibility & contrast

On white

5.10

#2B73A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#2B73A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B73A8

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B73A8	#FFFFFF	#000000	##FFFFFF
##2B73A8	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B75AA

Deuteranopia (green-blind)

#4969A7

Tritanopia (blue-blind)

#008086

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #2b73a8;
/* rgb */ color: rgb(43, 115, 168);
/* oklch */ color: oklch(53.6% 0.109 244.4);

Tailwind

colors: {
  custom: {
    50: '#759bc2',
    500: '#2b73a8',
    950: '#000000',
  },
}

SCSS

$custom: #2b73a8;
$custom-light: #759bc2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b73a8",
  "rgb": {
    "r": 43,
    "g": 115,
    "b": 168
  },
  "hsl": {
    "h": 205.44,
    "s": 59.242,
    "l": 41.373
  },
  "oklch": {
    "l": 0.53597,
    "c": 0.10913,
    "h": 244.4
  },
  "luminance": 0.15602
}

Semantic roles & 50–950 ramp

primary

#2B73A8

secondary

#C2916C

accent

#8845E2

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #2B73A8

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

Preview Lab → · Contrast checker → · Palette generator →