#2991B5#2991B5

#2991B5 is a mid, moderate cyan. Relative luminance 0.241; OKLCH L 61.5% C 0.105 H 226.2°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#2991B5
RGB	rgb(41, 145, 181)
HSL	hsl(195, 63%, 44%)
HSV	hsv(195, 77%, 71%)
CMYK	cmyk(77.3%, 19.9%, 0%, 29%)
CIE-LAB	lab(56.14, -16.69, -27.12)
CIE-LCH	lch(56.14, 31.84, 238.39°)
OKLab	oklab(61.49% -0.073 -0.0761)
OKLCH	oklch(61.49% 0.105 226.2)
XYZ	xyz(19.3769, 24.0561, 47.3291)
Luminance	0.2406 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2991B5 #B54D29

analogous

#29B593 #2991B5 #294BB5

triadic

#2991B5 #B52991 #91B529

tetradic

#2991B5 #9329B5 #B54D29 #4BB529

square

#2991B5 #9329B5 #B54D29 #4BB529

split-complementary

#2991B5 #B5294B #B59329

monochromatic

#124151 #1E6983 #2991B5 #46B0D5 #78C6E0

Accessibility & contrast

On white

3.61

#2991B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#2991B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2991B5

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2991B5	#FFFFFF	#000000	##000000
##2991B5	1.00	3.61	5.81	5.81
#FFFFFF	3.61	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)

#7D8EB7

Deuteranopia (green-blind)

#6B81B5

Tritanopia (blue-blind)

#009B9D

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #2991b5;
/* rgb */ color: rgb(41, 145, 181);
/* oklch */ color: oklch(61.5% 0.105 226.2);

Tailwind

colors: {
  custom: {
    50: '#79b1cb',
    500: '#2991b5',
    950: '#000000',
  },
}

SCSS

$custom: #2991b5;
$custom-light: #79b1cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2991b5",
  "rgb": {
    "r": 41,
    "g": 145,
    "b": 181
  },
  "hsl": {
    "h": 195.429,
    "s": 63.063,
    "l": 43.529
  },
  "oklch": {
    "l": 0.61492,
    "c": 0.10545,
    "h": 226.2
  },
  "luminance": 0.24058
}

Semantic roles & 50–950 ramp

primary

#2991B5

secondary

#C88872

accent

#6C42E6

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2991B5

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

Preview Lab → · Contrast checker → · Palette generator →