#2A8599#2A8599

#2A8599 is a mid, moderate cyan. Relative luminance 0.196; OKLCH L 57.3% C 0.088 H 215.6°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#2A8599
RGB	rgb(42, 133, 153)
HSL	hsl(191, 57%, 38%)
HSV	hsv(191, 73%, 60%)
CMYK	cmyk(72.5%, 13.1%, 0%, 40%)
CIE-LAB	lab(51.34, -19.53, -18.39)
CIE-LCH	lch(51.34, 26.82, 223.27°)
OKLab	oklab(57.28% -0.0715 -0.0512)
OKLCH	oklch(57.28% 0.088 215.6)
XYZ	xyz(15.0897, 19.5655, 33.1121)
Luminance	0.1957 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A8599 #993E2A

analogous

#2A9975 #2A8599 #2A4D99

triadic

#2A8599 #992A85 #85992A

tetradic

#2A8599 #752A99 #993E2A #4D992A

square

#2A8599 #752A99 #993E2A #4D992A

split-complementary

#2A8599 #992A4D #99752A

monochromatic

#103239 #1D5B69 #2A8599 #38AEC8 #68C2D6

Accessibility & contrast

On white

4.27

#2A8599 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#2A8599 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A8599

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A8599	#FFFFFF	#000000	##000000
##2A8599	1.00	4.27	4.91	4.91
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#77819A

Deuteranopia (green-blind)

#687599

Tritanopia (blue-blind)

#008C8B

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #2a8599;
/* rgb */ color: rgb(42, 133, 153);
/* oklch */ color: oklch(57.3% 0.088 215.6);

Tailwind

colors: {
  custom: {
    50: '#74a8b7',
    500: '#2a8599',
    950: '#000000',
  },
}

SCSS

$custom: #2a8599;
$custom-light: #74a8b7;
$custom-dark: #000000;

JSON

{
  "hex": "#2a8599",
  "rgb": {
    "r": 42,
    "g": 133,
    "b": 153
  },
  "hsl": {
    "h": 190.811,
    "s": 56.923,
    "l": 38.235
  },
  "oklch": {
    "l": 0.57278,
    "c": 0.08801,
    "h": 215.6
  },
  "luminance": 0.19567
}

Semantic roles & 50–950 ramp

primary

#2A8599

secondary

#BC7363

accent

#6348E0

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #2A8599

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

Preview Lab → · Contrast checker → · Palette generator →