#2A577D#2A577D

#2A577D is a dark, moderate cyan. Relative luminance 0.088; OKLCH L 44.3% C 0.080 H 246.4°. Best body text is #FFFFFF at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#2A577D
RGB	rgb(42, 87, 125)
HSL	hsl(207, 50%, 33%)
HSV	hsv(207, 66%, 49%)
CMYK	cmyk(66.4%, 30.4%, 0%, 51%)
CIE-LAB	lab(35.57, -2.60, -26.02)
CIE-LCH	lch(35.57, 26.15, 264.29°)
OKLab	oklab(44.31% -0.0321 -0.0734)
OKLCH	oklch(44.31% 0.08 246.4)
XYZ	xyz(8.0633, 8.7885, 20.6695)
Luminance	0.0879 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A577D #7D502A

analogous

#2A7D7A #2A577D #2A2D7D

triadic

#2A577D #7D2A57 #577D2A

tetradic

#2A577D #7A2A7D #7D502A #2D7D2A

square

#2A577D #7A2A7D #7D502A #2D7D2A

split-complementary

#2A577D #7D2A2D #7D7A2A

monochromatic

#0B1721 #1B374F #2A577D #3977AB #5A95C8

Accessibility & contrast

On white

7.61

#2A577D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#2A577D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A577D

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A577D	#FFFFFF	#000000	##FFFFFF
##2A577D	1.00	7.61	2.76	7.61
#FFFFFF	7.61	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#46587F

Deuteranopia (green-blind)

#3B507C

Tritanopia (blue-blind)

#006064

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2a577d;
/* rgb */ color: rgb(42, 87, 125);
/* oklch */ color: oklch(44.3% 0.080 246.4);

Tailwind

colors: {
  custom: {
    50: '#6d86a3',
    500: '#2a577d',
    950: '#000000',
  },
}

SCSS

$custom: #2a577d;
$custom-light: #6d86a3;
$custom-dark: #000000;

JSON

{
  "hex": "#2a577d",
  "rgb": {
    "r": 42,
    "g": 87,
    "b": 125
  },
  "hsl": {
    "h": 207.47,
    "s": 49.701,
    "l": 32.745
  },
  "oklch": {
    "l": 0.44305,
    "c": 0.0801,
    "h": 246.4
  },
  "luminance": 0.08789
}

Semantic roles & 50–950 ramp

primary

#2A577D

secondary

#AD7E56

accent

#8E4FD9

background

#F6F8FA

surface

#ECEFF3

border

#C7CACD

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #2A577D

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

Preview Lab → · Contrast checker → · Palette generator →