#2A88B3#2A88B3

#2A88B3 is a mid, moderate cyan. Relative luminance 0.214; OKLCH L 59.2% C 0.107 H 232.9°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#2A88B3
RGB	rgb(42, 136, 179)
HSL	hsl(199, 62%, 43%)
HSV	hsv(199, 77%, 70%)
CMYK	cmyk(76.5%, 24%, 0%, 29.8%)
CIE-LAB	lab(53.33, -12.29, -30.33)
CIE-LCH	lch(53.33, 32.73, 247.94°)
OKLab	oklab(59.23% -0.0645 -0.0854)
OKLCH	oklch(59.23% 0.107 232.9)
XYZ	xyz(17.8924, 21.3531, 45.8176)
Luminance	0.2135 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A88B3 #B3552A

analogous

#2AB399 #2A88B3 #2A43B3

triadic

#2A88B3 #B32A88 #88B32A

tetradic

#2A88B3 #992AB3 #B3552A #43B32A

square

#2A88B3 #992AB3 #B3552A #43B32A

split-complementary

#2A88B3 #B32A43 #B3992A

monochromatic

#133D50 #1E6281 #2A88B3 #46A7D4 #78BFDF

Accessibility & contrast

On white

3.98

#2A88B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#2A88B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A88B3

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A88B3	#FFFFFF	#000000	##000000
##2A88B3	1.00	3.98	5.27	5.27
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7387B5

Deuteranopia (green-blind)

#607AB2

Tritanopia (blue-blind)

#009397

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #2a88b3;
/* rgb */ color: rgb(42, 136, 179);
/* oklch */ color: oklch(59.2% 0.107 232.9);

Tailwind

colors: {
  custom: {
    50: '#78aaca',
    500: '#2a88b3',
    950: '#000000',
  },
}

SCSS

$custom: #2a88b3;
$custom-light: #78aaca;
$custom-dark: #000000;

JSON

{
  "hex": "#2a88b3",
  "rgb": {
    "r": 42,
    "g": 136,
    "b": 179
  },
  "hsl": {
    "h": 198.832,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.59225,
    "c": 0.10705,
    "h": 232.9
  },
  "luminance": 0.21355
}

Semantic roles & 50–950 ramp

primary

#2A88B3

secondary

#C78C72

accent

#7643E5

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2A88B3

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

Preview Lab → · Contrast checker → · Palette generator →