#2B8CB4#2B8CB4

#2B8CB4 is a mid, moderate cyan. Relative luminance 0.226; OKLCH L 60.3% C 0.106 H 230.2°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#2B8CB4
RGB	rgb(43, 140, 180)
HSL	hsl(198, 61%, 44%)
HSV	hsv(198, 76%, 71%)
CMYK	cmyk(76.1%, 22.2%, 0%, 29.4%)
CIE-LAB	lab(54.62, -14.06, -28.90)
CIE-LCH	lch(54.62, 32.14, 244.06°)
OKLab	oklab(60.27% -0.0676 -0.0813)
OKLCH	oklch(60.27% 0.106 230.2)
XYZ	xyz(18.6092, 22.5628, 46.5455)
Luminance	0.2256 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B8CB4 #B4532B

analogous

#2BB497 #2B8CB4 #2B47B4

triadic

#2B8CB4 #B42B8C #8CB42B

tetradic

#2B8CB4 #972BB4 #B4532B #47B42B

square

#2B8CB4 #972BB4 #B4532B #47B42B

split-complementary

#2B8CB4 #B42B47 #B4972B

monochromatic

#133F51 #1F6683 #2B8CB4 #49ABD3 #7AC2DF

Accessibility & contrast

On white

3.81

#2B8CB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#2B8CB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2B8CB4

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B8CB4	#FFFFFF	#000000	##000000
##2B8CB4	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#788AB6

Deuteranopia (green-blind)

#657DB3

Tritanopia (blue-blind)

#009799

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #2b8cb4;
/* rgb */ color: rgb(43, 140, 180);
/* oklch */ color: oklch(60.3% 0.106 230.2);

Tailwind

colors: {
  custom: {
    50: '#79adca',
    500: '#2b8cb4',
    950: '#000000',
  },
}

SCSS

$custom: #2b8cb4;
$custom-light: #79adca;
$custom-dark: #000000;

JSON

{
  "hex": "#2b8cb4",
  "rgb": {
    "r": 43,
    "g": 140,
    "b": 180
  },
  "hsl": {
    "h": 197.518,
    "s": 61.435,
    "l": 43.725
  },
  "oklch": {
    "l": 0.60271,
    "c": 0.10571,
    "h": 230.2
  },
  "luminance": 0.22565
}

Semantic roles & 50–950 ramp

primary

#2B8CB4

secondary

#C78C73

accent

#7243E5

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2B8CB4

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

Preview Lab → · Contrast checker → · Palette generator →