#228DBC#228DBC

#228DBC is a mid, moderate cyan. Relative luminance 0.230; OKLCH L 60.7% C 0.116 H 233.1°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#228DBC
RGB	rgb(34, 141, 188)
HSL	hsl(198, 69%, 44%)
HSV	hsv(198, 82%, 74%)
CMYK	cmyk(81.9%, 25%, 0%, 26.3%)
CIE-LAB	lab(55.09, -12.76, -32.75)
CIE-LCH	lch(55.09, 35.14, 248.72°)
OKLab	oklab(60.71% -0.0693 -0.0924)
OKLCH	oklch(60.71% 0.116 233.1)
XYZ	xyz(19.2580, 23.0183, 50.9952)
Luminance	0.2302 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#228DBC #BC5122

analogous

#22BC9E #228DBC #2240BC

triadic

#228DBC #BC228D #8DBC22

tetradic

#228DBC #9E22BC #BC5122 #40BC22

square

#228DBC #9E22BC #BC5122 #40BC22

split-complementary

#228DBC #BC2240 #BC9E22

monochromatic

#0F3F54 #196688 #228DBC #3FACDC #73C3E6

Accessibility & contrast

On white

3.75

#228DBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#228DBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228DBC

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##228DBC	#FFFFFF	#000000	##000000
##228DBC	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#768CBE

Deuteranopia (green-blind)

#617EBB

Tritanopia (blue-blind)

#009A9D

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #228dbc;
/* rgb */ color: rgb(34, 141, 188);
/* oklch */ color: oklch(60.7% 0.116 233.1);

Tailwind

colors: {
  custom: {
    50: '#78aed0',
    500: '#228dbc',
    950: '#000000',
  },
}

SCSS

$custom: #228dbc;
$custom-light: #78aed0;
$custom-dark: #000000;

JSON

{
  "hex": "#228dbc",
  "rgb": {
    "r": 34,
    "g": 141,
    "b": 188
  },
  "hsl": {
    "h": 198.312,
    "s": 69.369,
    "l": 43.529
  },
  "oklch": {
    "l": 0.60711,
    "c": 0.11552,
    "h": 233.1
  },
  "luminance": 0.23021
}

Semantic roles & 50–950 ramp

primary

#228DBC

secondary

#CD8A6D

accent

#723CEC

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0A1014

muted

#7C7F82

Preview Lab

Preview with #228DBC

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

Preview Lab → · Contrast checker → · Palette generator →