#2A537E#2A537E

#2A537E is a dark, moderate cyan. Relative luminance 0.082; OKLCH L 43.4% C 0.085 H 251.4°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#2A537E
RGB	rgb(42, 83, 126)
HSL	hsl(211, 50%, 33%)
HSV	hsv(211, 67%, 49%)
CMYK	cmyk(66.7%, 34.1%, 0%, 50.6%)
CIE-LAB	lab(34.36, 0.31, -28.54)
CIE-LCH	lch(34.36, 28.54, 270.63°)
OKLab	oklab(43.37% -0.0272 -0.0808)
OKLCH	oklch(43.37% 0.085 251.4)
XYZ	xyz(7.8126, 8.1843, 20.9026)
Luminance	0.0819 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A537E #7E552A

analogous

#2A7D7E #2A537E #2B2A7E

triadic

#2A537E #7E2A53 #537E2A

tetradic

#2A537E #7E2A7D #7E552A #2A7E2B

square

#2A537E #7E2A7D #7E552A #2A7E2B

split-complementary

#2A537E #7E2B2A #7D7E2A

monochromatic

#0B1722 #1B3550 #2A537E #3971AC #5A90C8

Accessibility & contrast

On white

7.96

#2A537E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#2A537E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A537E

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A537E	#FFFFFF	#000000	##FFFFFF
##2A537E	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#405580

Deuteranopia (green-blind)

#354D7D

Tritanopia (blue-blind)

#005D62

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2a537e;
/* rgb */ color: rgb(42, 83, 126);
/* oklch */ color: oklch(43.4% 0.085 251.4);

Tailwind

colors: {
  custom: {
    50: '#6d83a3',
    500: '#2a537e',
    950: '#000000',
  },
}

SCSS

$custom: #2a537e;
$custom-light: #6d83a3;
$custom-dark: #000000;

JSON

{
  "hex": "#2a537e",
  "rgb": {
    "r": 42,
    "g": 83,
    "b": 126
  },
  "hsl": {
    "h": 210.714,
    "s": 50,
    "l": 32.941
  },
  "oklch": {
    "l": 0.4337,
    "c": 0.08522,
    "h": 251.4
  },
  "luminance": 0.08185
}

Semantic roles & 50–950 ramp

primary

#2A537E

secondary

#AE8356

accent

#964EDA

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #2A537E

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

Preview Lab → · Contrast checker → · Palette generator →