#2A587D#2A587D

#2A587D is a dark, moderate cyan. Relative luminance 0.090; OKLCH L 44.6% C 0.079 H 245.2°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#2A587D
RGB	rgb(42, 88, 125)
HSL	hsl(207, 50%, 33%)
HSV	hsv(207, 66%, 49%)
CMYK	cmyk(66.4%, 29.6%, 0%, 51%)
CIE-LAB	lab(35.89, -3.23, -25.53)
CIE-LCH	lch(35.89, 25.73, 262.79°)
OKLab	oklab(44.56% -0.0332 -0.0719)
OKLCH	oklch(44.56% 0.079 245.2)
XYZ	xyz(8.1449, 8.9515, 20.6966)
Luminance	0.0895 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A587D #7D4F2A

analogous

#2A7D78 #2A587D #2A2E7D

triadic

#2A587D #7D2A58 #587D2A

tetradic

#2A587D #782A7D #7D4F2A #2E7D2A

square

#2A587D #782A7D #7D4F2A #2E7D2A

split-complementary

#2A587D #7D2A2E #7D782A

monochromatic

#0B1821 #1B384F #2A587D #3978AB #5A97C8

Accessibility & contrast

On white

7.53

#2A587D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#2A587D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A587D

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A587D	#FFFFFF	#000000	##FFFFFF
##2A587D	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48597F

Deuteranopia (green-blind)

#3C517C

Tritanopia (blue-blind)

#006165

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2a587d;
/* rgb */ color: rgb(42, 88, 125);
/* oklch */ color: oklch(44.6% 0.079 245.2);

Tailwind

colors: {
  custom: {
    50: '#6d87a3',
    500: '#2a587d',
    950: '#000000',
  },
}

SCSS

$custom: #2a587d;
$custom-light: #6d87a3;
$custom-dark: #000000;

JSON

{
  "hex": "#2a587d",
  "rgb": {
    "r": 42,
    "g": 88,
    "b": 125
  },
  "hsl": {
    "h": 206.747,
    "s": 49.701,
    "l": 32.745
  },
  "oklch": {
    "l": 0.44555,
    "c": 0.07925,
    "h": 245.2
  },
  "luminance": 0.08952
}

Semantic roles & 50–950 ramp

primary

#2A587D

secondary

#AD7D56

accent

#8C4FD9

background

#F6F8FA

surface

#ECEFF3

border

#C7CACD

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #2A587D

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

Preview Lab → · Contrast checker → · Palette generator →