#2A91B4#2A91B4

#2A91B4 is a mid, moderate cyan. Relative luminance 0.240; OKLCH L 61.5% C 0.104 H 225.6°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#2A91B4
RGB	rgb(42, 145, 180)
HSL	hsl(195, 62%, 44%)
HSV	hsv(195, 77%, 71%)
CMYK	cmyk(76.7%, 19.4%, 0%, 29.4%)
CIE-LAB	lab(56.12, -16.92, -26.58)
CIE-LCH	lch(56.12, 31.50, 237.52°)
OKLab	oklab(61.47% -0.0729 -0.0745)
OKLCH	oklch(61.47% 0.104 225.6)
XYZ	xyz(19.3151, 24.0360, 46.7926)
Luminance	0.2404 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A91B4 #B44D2A

analogous

#2AB492 #2A91B4 #2A4CB4

triadic

#2A91B4 #B42A91 #91B42A

tetradic

#2A91B4 #922AB4 #B44D2A #4CB42A

square

#2A91B4 #922AB4 #B44D2A #4CB42A

split-complementary

#2A91B4 #B42A4C #B4922A

monochromatic

#134151 #1E6982 #2A91B4 #47B0D4 #79C6E0

Accessibility & contrast

On white

3.62

#2A91B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#2A91B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A91B4

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A91B4	#FFFFFF	#000000	##000000
##2A91B4	1.00	3.62	5.81	5.81
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8EB6

Deuteranopia (green-blind)

#6B81B4

Tritanopia (blue-blind)

#009B9C

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #2a91b4;
/* rgb */ color: rgb(42, 145, 180);
/* oklch */ color: oklch(61.5% 0.104 225.6);

Tailwind

colors: {
  custom: {
    50: '#79b1ca',
    500: '#2a91b4',
    950: '#000000',
  },
}

SCSS

$custom: #2a91b4;
$custom-light: #79b1ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2a91b4",
  "rgb": {
    "r": 42,
    "g": 145,
    "b": 180
  },
  "hsl": {
    "h": 195.217,
    "s": 62.162,
    "l": 43.529
  },
  "oklch": {
    "l": 0.61468,
    "c": 0.1043,
    "h": 225.6
  },
  "luminance": 0.24038
}

Semantic roles & 50–950 ramp

primary

#2A91B4

secondary

#C88872

accent

#6C43E5

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2A91B4

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

Preview Lab → · Contrast checker → · Palette generator →