#2B88B5#2B88B5

#2B88B5 is a mid, moderate cyan. Relative luminance 0.215; OKLCH L 59.3% C 0.109 H 234.3°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#2B88B5
RGB	rgb(43, 136, 181)
HSL	hsl(200, 62%, 44%)
HSV	hsv(200, 76%, 71%)
CMYK	cmyk(76.2%, 24.9%, 0%, 29%)
CIE-LAB	lab(53.45, -11.47, -31.30)
CIE-LCH	lch(53.45, 33.34, 249.88°)
OKLab	oklab(59.35% -0.0634 -0.0882)
OKLCH	oklch(59.35% 0.109 234.3)
XYZ	xyz(18.1376, 21.4560, 46.8926)
Luminance	0.2146 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B88B5 #B5582B

analogous

#2BB59D #2B88B5 #2B43B5

triadic

#2B88B5 #B52B88 #88B52B

tetradic

#2B88B5 #9D2BB5 #B5582B #43B52B

square

#2B88B5 #9D2BB5 #B5582B #43B52B

split-complementary

#2B88B5 #B52B43 #B59D2B

monochromatic

#143E52 #1F6384 #2B88B5 #49A7D4 #7BBFE0

Accessibility & contrast

On white

3.97

#2B88B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#2B88B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2B88B5

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B88B5	#FFFFFF	#000000	##000000
##2B88B5	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7287B7

Deuteranopia (green-blind)

#5F7AB4

Tritanopia (blue-blind)

#009497

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #2b88b5;
/* rgb */ color: rgb(43, 136, 181);
/* oklch */ color: oklch(59.3% 0.109 234.3);

Tailwind

colors: {
  custom: {
    50: '#79aacb',
    500: '#2b88b5',
    950: '#000000',
  },
}

SCSS

$custom: #2b88b5;
$custom-light: #79aacb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b88b5",
  "rgb": {
    "r": 43,
    "g": 136,
    "b": 181
  },
  "hsl": {
    "h": 199.565,
    "s": 61.607,
    "l": 43.922
  },
  "oklch": {
    "l": 0.59349,
    "c": 0.10861,
    "h": 234.3
  },
  "luminance": 0.21458
}

Semantic roles & 50–950 ramp

primary

#2B88B5

secondary

#C88F74

accent

#7843E5

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2B88B5

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

Preview Lab → · Contrast checker → · Palette generator →