#2D538F#2D538F

#2D538F is a dark, moderate blue. Relative luminance 0.087; OKLCH L 44.6% C 0.108 H 259.2°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#2D538F
RGB	rgb(45, 83, 143)
HSL	hsl(217, 52%, 37%)
HSV	hsv(217, 69%, 56%)
CMYK	cmyk(68.5%, 42%, 0%, 43.9%)
CIE-LAB	lab(35.45, 7.22, -37.22)
CIE-LCH	lch(35.45, 37.92, 280.98°)
OKLab	oklab(44.57% -0.0203 -0.1061)
OKLCH	oklch(44.57% 0.108 259.2)
XYZ	xyz(9.1316, 8.7267, 27.1844)
Luminance	0.0873 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D538F #8F692D

analogous

#2D848F #2D538F #382D8F

triadic

#2D538F #8F2D53 #538F2D

tetradic

#2D538F #8F2D84 #8F692D #2D8F38

square

#2D538F #8F2D84 #8F692D #2D8F38

split-complementary

#2D538F #8F382D #848F2D

monochromatic

#101D32 #1E3860 #2D538F #3C6EBE #6790CF

Accessibility & contrast

On white

7.65

#2D538F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#2D538F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D538F

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D538F	#FFFFFF	#000000	##FFFFFF
##2D538F	1.00	7.65	2.75	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#375891

Deuteranopia (green-blind)

#284F8E

Tritanopia (blue-blind)

#00616A

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #2d538f;
/* rgb */ color: rgb(45, 83, 143);
/* oklch */ color: oklch(44.6% 0.108 259.2);

Tailwind

colors: {
  custom: {
    50: '#7182b0',
    500: '#2d538f',
    950: '#000000',
  },
}

SCSS

$custom: #2d538f;
$custom-light: #7182b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d538f",
  "rgb": {
    "r": 45,
    "g": 83,
    "b": 143
  },
  "hsl": {
    "h": 216.735,
    "s": 52.128,
    "l": 36.863
  },
  "oklch": {
    "l": 0.44567,
    "c": 0.10804,
    "h": 259.2
  },
  "luminance": 0.08728
}

Semantic roles & 50–950 ramp

primary

#2D538F

secondary

#B69562

accent

#A44CDC

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #2D538F

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

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