#2A87B8#2A87B8

#2A87B8 is a mid, moderate cyan. Relative luminance 0.213; OKLCH L 59.2% C 0.113 H 236.7°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#2A87B8
RGB	rgb(42, 135, 184)
HSL	hsl(201, 63%, 44%)
HSV	hsv(201, 77%, 72%)
CMYK	cmyk(77.2%, 26.6%, 0%, 27.8%)
CIE-LAB	lab(53.25, -9.96, -33.32)
CIE-LCH	lch(53.25, 34.78, 253.36°)
OKLab	oklab(59.23% -0.0618 -0.0941)
OKLCH	oklch(59.23% 0.113 236.7)
XYZ	xyz(18.2671, 21.2787, 48.4826)
Luminance	0.2128 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A87B8 #B85B2A

analogous

#2AB8A2 #2A87B8 #2A40B8

triadic

#2A87B8 #B82A87 #87B82A

tetradic

#2A87B8 #A22AB8 #B85B2A #40B82A

square

#2A87B8 #A22AB8 #B85B2A #40B82A

split-complementary

#2A87B8 #B82A40 #B8A22A

monochromatic

#133E54 #1F6286 #2A87B8 #4AA5D6 #7BBEE1

Accessibility & contrast

On white

4.00

#2A87B8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#2A87B8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A87B8

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A87B8	#FFFFFF	#000000	##000000
##2A87B8	1.00	4.00	5.26	5.26
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F87BA

Deuteranopia (green-blind)

#5C79B7

Tritanopia (blue-blind)

#009498

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #2a87b8;
/* rgb */ color: rgb(42, 135, 184);
/* oklch */ color: oklch(59.2% 0.113 236.7);

Tailwind

colors: {
  custom: {
    50: '#79a9cd',
    500: '#2a87b8',
    950: '#000000',
  },
}

SCSS

$custom: #2a87b8;
$custom-light: #79a9cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2a87b8",
  "rgb": {
    "r": 42,
    "g": 135,
    "b": 184
  },
  "hsl": {
    "h": 200.704,
    "s": 62.832,
    "l": 44.314
  },
  "oklch": {
    "l": 0.59234,
    "c": 0.11257,
    "h": 236.7
  },
  "luminance": 0.21281
}

Semantic roles & 50–950 ramp

primary

#2A87B8

secondary

#C99275

accent

#7A42E6

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2A87B8

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

Preview Lab → · Contrast checker → · Palette generator →