#2A91B2#2A91B2

#2A91B2 is a mid, moderate cyan. Relative luminance 0.240; OKLCH L 61.4% C 0.103 H 224.2°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#2A91B2
RGB	rgb(42, 145, 178)
HSL	hsl(195, 62%, 43%)
HSV	hsv(195, 76%, 70%)
CMYK	cmyk(76.4%, 18.5%, 0%, 30.2%)
CIE-LAB	lab(56.04, -17.60, -25.56)
CIE-LCH	lch(56.04, 31.03, 235.45°)
OKLab	oklab(61.38% -0.0737 -0.0716)
OKLCH	oklch(61.38% 0.103 224.2)
XYZ	xyz(19.1128, 23.9551, 45.7273)
Luminance	0.2396 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A91B2 #B24B2A

analogous

#2AB28F #2A91B2 #2A4DB2

triadic

#2A91B2 #B22A91 #91B22A

tetradic

#2A91B2 #8F2AB2 #B24B2A #4DB22A

square

#2A91B2 #8F2AB2 #B24B2A #4DB22A

split-complementary

#2A91B2 #B22A4D #B28F2A

monochromatic

#13404F #1E6980 #2A91B2 #46B1D3 #77C6DF

Accessibility & contrast

On white

3.63

#2A91B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#2A91B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A91B2

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A91B2	#FFFFFF	#000000	##000000
##2A91B2	1.00	3.63	5.79	5.79
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.79	21.00	1.00	1.00
##000000	5.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8EB4

Deuteranopia (green-blind)

#6C81B2

Tritanopia (blue-blind)

#009B9C

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #2a91b2;
/* rgb */ color: rgb(42, 145, 178);
/* oklch */ color: oklch(61.4% 0.103 224.2);

Tailwind

colors: {
  custom: {
    50: '#78b1c9',
    500: '#2a91b2',
    950: '#000000',
  },
}

SCSS

$custom: #2a91b2;
$custom-light: #78b1c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2a91b2",
  "rgb": {
    "r": 42,
    "g": 145,
    "b": 178
  },
  "hsl": {
    "h": 194.559,
    "s": 61.818,
    "l": 43.137
  },
  "oklch": {
    "l": 0.61377,
    "c": 0.10278,
    "h": 224.2
  },
  "luminance": 0.23957
}

Semantic roles & 50–950 ramp

primary

#2A91B2

secondary

#C78671

accent

#6A43E5

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2A91B2

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

Preview Lab → · Contrast checker → · Palette generator →