#2A5E81#2A5E81

#2A5E81 is a mid, moderate cyan. Relative luminance 0.101; OKLCH L 46.3% C 0.080 H 240.9°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#2A5E81
RGB	rgb(42, 94, 129)
HSL	hsl(204, 51%, 34%)
HSV	hsv(204, 67%, 51%)
CMYK	cmyk(67.4%, 27.1%, 0%, 49.4%)
CIE-LAB	lab(37.99, -5.50, -24.70)
CIE-LCH	lch(37.99, 25.31, 257.44°)
OKLab	oklab(46.28% -0.0386 -0.0695)
OKLCH	oklch(46.28% 0.08 240.9)
XYZ	xyz(8.9185, 10.0817, 22.2406)
Luminance	0.1008 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5E81 #814D2A

analogous

#2A8178 #2A5E81 #2A3281

triadic

#2A5E81 #812A5E #5E812A

tetradic

#2A5E81 #782A81 #814D2A #32812A

square

#2A5E81 #782A81 #814D2A #32812A

split-complementary

#2A5E81 #812A32 #81782A

monochromatic

#0C1B25 #1B3C53 #2A5E81 #3980AF #5C9DCA

Accessibility & contrast

On white

6.96

#2A5E81 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#2A5E81 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5E81

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5E81	#FFFFFF	#000000	##FFFFFF
##2A5E81	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E5E83

Deuteranopia (green-blind)

#425680

Tritanopia (blue-blind)

#00676A

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2a5e81;
/* rgb */ color: rgb(42, 94, 129);
/* oklch */ color: oklch(46.3% 0.080 240.9);

Tailwind

colors: {
  custom: {
    50: '#6e8ba5',
    500: '#2a5e81',
    950: '#000000',
  },
}

SCSS

$custom: #2a5e81;
$custom-light: #6e8ba5;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5e81",
  "rgb": {
    "r": 42,
    "g": 94,
    "b": 129
  },
  "hsl": {
    "h": 204.138,
    "s": 50.877,
    "l": 33.529
  },
  "oklch": {
    "l": 0.46276,
    "c": 0.07953,
    "h": 240.9
  },
  "luminance": 0.10083
}

Semantic roles & 50–950 ramp

primary

#2A5E81

secondary

#AF7B57

accent

#864DDA

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C0F

muted

#7B7D7F

Preview Lab

Preview with #2A5E81

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

Preview Lab → · Contrast checker → · Palette generator →