#2A538F#2A538F

#2A538F is a dark, moderate blue. Relative luminance 0.087; OKLCH L 44.4% C 0.109 H 258.0°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#2A538F
RGB	rgb(42, 83, 143)
HSL	hsl(216, 55%, 36%)
HSV	hsv(216, 71%, 56%)
CMYK	cmyk(70.6%, 42%, 0%, 43.9%)
CIE-LAB	lab(35.32, 6.71, -37.44)
CIE-LCH	lch(35.32, 38.04, 280.16°)
OKLab	oklab(44.43% -0.0227 -0.1068)
OKLCH	oklch(44.43% 0.109 258)
XYZ	xyz(9.0042, 8.6610, 27.1785)
Luminance	0.0866 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A538F #8F662A

analogous

#2A868F #2A538F #342A8F

triadic

#2A538F #8F2A53 #538F2A

tetradic

#2A538F #8F2A86 #8F662A #2A8F34

square

#2A538F #8F2A86 #8F662A #2A8F34

split-complementary

#2A538F #8F342A #868F2A

monochromatic

#0E1C30 #1C3860 #2A538F #386EBE #628FD1

Accessibility & contrast

On white

7.69

#2A538F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#2A538F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A538F

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A538F	#FFFFFF	#000000	##FFFFFF
##2A538F	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#375891

Deuteranopia (green-blind)

#274F8E

Tritanopia (blue-blind)

#00616A

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #2a538f;
/* rgb */ color: rgb(42, 83, 143);
/* oklch */ color: oklch(44.4% 0.109 258.0);

Tailwind

colors: {
  custom: {
    50: '#7082b0',
    500: '#2a538f',
    950: '#000000',
  },
}

SCSS

$custom: #2a538f;
$custom-light: #7082b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2a538f",
  "rgb": {
    "r": 42,
    "g": 83,
    "b": 143
  },
  "hsl": {
    "h": 215.644,
    "s": 54.595,
    "l": 36.275
  },
  "oklch": {
    "l": 0.44431,
    "c": 0.10919,
    "h": 258
  },
  "luminance": 0.08662
}

Semantic roles & 50–950 ramp

primary

#2A538F

secondary

#B7935E

accent

#A24ADE

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #2A538F

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

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