#2B66A6#2B66A6

#2B66A6 is a mid, moderate cyan. Relative luminance 0.128; OKLCH L 50.4% C 0.119 H 252.8°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#2B66A6
RGB	rgb(43, 102, 166)
HSL	hsl(211, 59%, 41%)
HSV	hsv(211, 74%, 65%)
CMYK	cmyk(74.1%, 38.6%, 0%, 34.9%)
CIE-LAB	lab(42.41, 3.36, -39.94)
CIE-LCH	lch(42.41, 40.08, 274.81°)
OKLab	oklab(50.39% -0.0351 -0.1138)
OKLCH	oklch(50.39% 0.119 252.8)
XYZ	xyz(12.6280, 12.7681, 37.8680)
Luminance	0.1277 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B66A6 #A66B2B

analogous

#2BA3A6 #2B66A6 #2E2BA6

triadic

#2B66A6 #A62B66 #66A62B

tetradic

#2B66A6 #A62BA3 #A66B2B #2BA62E

square

#2B66A6 #A62BA3 #A66B2B #2BA62E

split-complementary

#2B66A6 #A62E2B #A3A62B

monochromatic

#122A45 #1E4875 #2B66A6 #4184CE #71A4DA

Accessibility & contrast

On white

5.91

#2B66A6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#2B66A6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B66A6

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B66A6	#FFFFFF	#000000	##FFFFFF
##2B66A6	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#486AA9

Deuteranopia (green-blind)

#365FA5

Tritanopia (blue-blind)

#00757E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #2b66a6;
/* rgb */ color: rgb(43, 102, 166);
/* oklch */ color: oklch(50.4% 0.119 252.8);

Tailwind

colors: {
  custom: {
    50: '#7591c1',
    500: '#2b66a6',
    950: '#000000',
  },
}

SCSS

$custom: #2b66a6;
$custom-light: #7591c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b66a6",
  "rgb": {
    "r": 43,
    "g": 102,
    "b": 166
  },
  "hsl": {
    "h": 211.22,
    "s": 58.852,
    "l": 40.98
  },
  "oklch": {
    "l": 0.50393,
    "c": 0.1191,
    "h": 252.8
  },
  "luminance": 0.1277
}

Semantic roles & 50–950 ramp

primary

#2B66A6

secondary

#C1986B

accent

#9746E2

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#090C12

muted

#7B7D81

Preview Lab

Preview with #2B66A6

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

Preview Lab → · Contrast checker → · Palette generator →