#2A4F8F#2A4F8F

#2A4F8F is a dark, moderate blue. Relative luminance 0.081; OKLCH L 43.5% C 0.114 H 260.6°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#2A4F8F
RGB	rgb(42, 79, 143)
HSL	hsl(218, 55%, 36%)
HSV	hsv(218, 71%, 56%)
CMYK	cmyk(70.6%, 44.8%, 0%, 43.9%)
CIE-LAB	lab(34.12, 9.36, -39.36)
CIE-LCH	lch(34.12, 40.46, 283.37°)
OKLab	oklab(43.5% -0.0187 -0.1125)
OKLCH	oklch(43.5% 0.114 260.6)
XYZ	xyz(8.7070, 8.0665, 27.0794)
Luminance	0.0807 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4F8F #8F6A2A

analogous

#2A828F #2A4F8F #382A8F

triadic

#2A4F8F #8F2A4F #4F8F2A

tetradic

#2A4F8F #8F2A82 #8F6A2A #2A8F38

square

#2A4F8F #8F2A82 #8F6A2A #2A8F38

split-complementary

#2A4F8F #8F382A #828F2A

monochromatic

#0E1B30 #1C3560 #2A4F8F #3869BE #628BD1

Accessibility & contrast

On white

8.04

#2A4F8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#2A4F8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4F8F

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4F8F	#FFFFFF	#000000	##FFFFFF
##2A4F8F	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305591

Deuteranopia (green-blind)

#1E4C8E

Tritanopia (blue-blind)

#005E68

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2a4f8f;
/* rgb */ color: rgb(42, 79, 143);
/* oklch */ color: oklch(43.5% 0.114 260.6);

Tailwind

colors: {
  custom: {
    50: '#707fb0',
    500: '#2a4f8f',
    950: '#000000',
  },
}

SCSS

$custom: #2a4f8f;
$custom-light: #707fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4f8f",
  "rgb": {
    "r": 42,
    "g": 79,
    "b": 143
  },
  "hsl": {
    "h": 218.02,
    "s": 54.595,
    "l": 36.275
  },
  "oklch": {
    "l": 0.43501,
    "c": 0.11404,
    "h": 260.6
  },
  "luminance": 0.08067
}

Semantic roles & 50–950 ramp

primary

#2A4F8F

secondary

#B7965E

accent

#A84ADE

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #2A4F8F

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

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