#2991B0#2991B0

#2991B0 is a mid, moderate cyan. Relative luminance 0.239; OKLCH L 61.3% C 0.102 H 222.6°. Best body text is #000000 at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#2991B0
RGB	rgb(41, 145, 176)
HSL	hsl(194, 62%, 43%)
HSV	hsv(194, 77%, 69%)
CMYK	cmyk(76.7%, 17.6%, 0%, 31%)
CIE-LAB	lab(55.94, -18.39, -24.58)
CIE-LCH	lch(55.94, 30.70, 233.19°)
OKLab	oklab(61.26% -0.0749 -0.0688)
OKLCH	oklch(61.26% 0.102 222.6)
XYZ	xyz(18.8731, 23.8545, 44.6756)
Luminance	0.2386 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2991B0 #B04829

analogous

#29B08C #2991B0 #294DB0

triadic

#2991B0 #B02991 #91B029

tetradic

#2991B0 #8C29B0 #B04829 #4DB029

square

#2991B0 #8C29B0 #B04829 #4DB029

split-complementary

#2991B0 #B0294D #B08C29

monochromatic

#123F4D #1D687E #2991B0 #43B2D3 #75C6DF

Accessibility & contrast

On white

3.64

#2991B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.77

#2991B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2991B0

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2991B0	#FFFFFF	#000000	##000000
##2991B0	1.00	3.64	5.77	5.77
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.77	21.00	1.00	1.00
##000000	5.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F8DB2

Deuteranopia (green-blind)

#6D80B0

Tritanopia (blue-blind)

#009B9B

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #2991b0;
/* rgb */ color: rgb(41, 145, 176);
/* oklch */ color: oklch(61.3% 0.102 222.6);

Tailwind

colors: {
  custom: {
    50: '#78b1c7',
    500: '#2991b0',
    950: '#000000',
  },
}

SCSS

$custom: #2991b0;
$custom-light: #78b1c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2991b0",
  "rgb": {
    "r": 41,
    "g": 145,
    "b": 176
  },
  "hsl": {
    "h": 193.778,
    "s": 62.212,
    "l": 42.549
  },
  "oklch": {
    "l": 0.61263,
    "c": 0.10173,
    "h": 222.6
  },
  "luminance": 0.23857
}

Semantic roles & 50–950 ramp

primary

#2991B0

secondary

#C6836F

accent

#6843E5

background

#F7FAFC

surface

#EEF5F8

border

#C9CFD1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2991B0

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

Preview Lab → · Contrast checker → · Palette generator →