#2BB5D3#2BB5D3

#2BB5D3 is a light, moderate cyan. Relative luminance 0.383; OKLCH L 71.6% C 0.118 H 216.7°. Best body text is #000000 at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#2BB5D3
RGB	rgb(43, 181, 211)
HSL	hsl(191, 66%, 50%)
HSV	hsv(191, 80%, 83%)
CMYK	cmyk(79.6%, 14.2%, 0%, 17.3%)
CIE-LAB	lab(68.21, -25.32, -25.30)
CIE-LCH	lch(68.21, 35.80, 224.98°)
OKLab	oklab(71.58% -0.095 -0.0707)
OKLCH	oklch(71.58% 0.118 216.7)
XYZ	xyz(29.2730, 38.2608, 67.4576)
Luminance	0.3826 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2BB5D3 #D3492B

analogous

#2BD39D #2BB5D3 #2B61D3

triadic

#2BB5D3 #D32BB5 #B5D32B

tetradic

#2BB5D3 #9D2BD3 #D3492B #61D32B

square

#2BB5D3 #9D2BD3 #D3492B #61D32B

split-complementary

#2BB5D3 #D32B61 #D39D2B

monochromatic

#165E6D #2189A0 #2BB5D3 #5DC7DE #90D9E8

Accessibility & contrast

On white

2.43

#2BB5D3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.65

#2BB5D3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #2BB5D3

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2BB5D3	#FFFFFF	#000000	##000000
##2BB5D3	1.00	2.43	8.65	8.65
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.65	21.00	1.00	1.00
##000000	8.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1AFD5

Deuteranopia (green-blind)

#8B9FD3

Tritanopia (blue-blind)

#00C0BE

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #2bb5d3;
/* rgb */ color: rgb(43, 181, 211);
/* oklch */ color: oklch(71.6% 0.118 216.7);

Tailwind

colors: {
  custom: {
    50: '#81cbe0',
    500: '#2bb5d3',
    950: '#000000',
  },
}

SCSS

$custom: #2bb5d3;
$custom-light: #81cbe0;
$custom-dark: #000000;

JSON

{
  "hex": "#2bb5d3",
  "rgb": {
    "r": 43,
    "g": 181,
    "b": 211
  },
  "hsl": {
    "h": 190.714,
    "s": 66.142,
    "l": 49.804
  },
  "oklch": {
    "l": 0.71582,
    "c": 0.11846,
    "h": 216.7
  },
  "luminance": 0.38264
}

Semantic roles & 50–950 ramp

primary

#2BB5D3

secondary

#D39487

accent

#5D3FE9

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #2BB5D3

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

Preview Lab → · Contrast checker → · Palette generator →