#2291BC#2291BC

#2291BC is a mid, moderate cyan. Relative luminance 0.242; OKLCH L 61.7% C 0.114 H 229.9°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#2291BC
RGB	rgb(34, 145, 188)
HSL	hsl(197, 69%, 44%)
HSV	hsv(197, 82%, 74%)
CMYK	cmyk(81.9%, 22.9%, 0%, 26.3%)
CIE-LAB	lab(56.31, -14.97, -30.85)
CIE-LCH	lch(56.31, 34.30, 244.11°)
OKLab	oklab(61.68% -0.073 -0.0869)
OKLCH	oklch(61.68% 0.114 229.9)
XYZ	xyz(19.8585, 24.2192, 51.1953)
Luminance	0.2422 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2291BC #BC4D22

analogous

#22BC9A #2291BC #2244BC

triadic

#2291BC #BC2291 #91BC22

tetradic

#2291BC #9A22BC #BC4D22 #44BC22

square

#2291BC #9A22BC #BC4D22 #44BC22

split-complementary

#2291BC #BC2244 #BC9A22

monochromatic

#0F4154 #196988 #2291BC #3FB0DC #73C6E6

Accessibility & contrast

On white

3.59

#2291BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.84

#2291BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2291BC

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2291BC	#FFFFFF	#000000	##000000
##2291BC	1.00	3.59	5.84	5.84
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.84	21.00	1.00	1.00
##000000	5.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8FBE

Deuteranopia (green-blind)

#6781BB

Tritanopia (blue-blind)

#009D9F

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #2291bc;
/* rgb */ color: rgb(34, 145, 188);
/* oklch */ color: oklch(61.7% 0.114 229.9);

Tailwind

colors: {
  custom: {
    50: '#78b1d0',
    500: '#2291bc',
    950: '#000000',
  },
}

SCSS

$custom: #2291bc;
$custom-light: #78b1d0;
$custom-dark: #000000;

JSON

{
  "hex": "#2291bc",
  "rgb": {
    "r": 34,
    "g": 145,
    "b": 188
  },
  "hsl": {
    "h": 196.753,
    "s": 69.369,
    "l": 43.529
  },
  "oklch": {
    "l": 0.61682,
    "c": 0.11352,
    "h": 229.9
  },
  "luminance": 0.24222
}

Semantic roles & 50–950 ramp

primary

#2291BC

secondary

#CD886D

accent

#6D3CEC

background

#F8FAFC

surface

#EFF5F9

border

#CACFD2

text

#0A1014

muted

#7C7F82

Preview Lab

Preview with #2291BC

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

Preview Lab → · Contrast checker → · Palette generator →