#2A4166#2A4166

#2A4166 is a dark, moderate blue. Relative luminance 0.052; OKLCH L 37.5% C 0.070 H 259.5°. Best body text is #FFFFFF at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#2A4166
RGB	rgb(42, 65, 102)
HSL	hsl(217, 42%, 28%)
HSV	hsv(217, 59%, 40%)
CMYK	cmyk(58.8%, 36.3%, 0%, 60%)
CIE-LAB	lab(27.38, 3.33, -24.44)
CIE-LCH	lch(27.38, 24.66, 277.75°)
OKLab	oklab(37.49% -0.0127 -0.069)
OKLCH	oklch(37.49% 0.07 259.5)
XYZ	xyz(5.2426, 5.2317, 13.3014)
Luminance	0.0523 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4166 #664F2A

analogous

#2A5F66 #2A4166 #312A66

triadic

#2A4166 #662A41 #41662A

tetradic

#2A4166 #662A5F #664F2A #2A6631

square

#2A4166 #662A5F #664F2A #2A6631

split-complementary

#2A4166 #66312A #5F662A

monochromatic

#090E16 #18253B #2A4166 #3C5D91 #5279B8

Accessibility & contrast

On white

10.26

#2A4166 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#2A4166 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4166

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4166	#FFFFFF	#000000	##FFFFFF
##2A4166	1.00	10.26	2.05	10.26
#FFFFFF	10.26	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#324468

Deuteranopia (green-blind)

#2B3E65

Tritanopia (blue-blind)

#04494E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2a4166;
/* rgb */ color: rgb(42, 65, 102);
/* oklch */ color: oklch(37.5% 0.070 259.5);

Tailwind

colors: {
  custom: {
    50: '#697592',
    500: '#2a4166',
    950: '#000000',
  },
}

SCSS

$custom: #2a4166;
$custom-light: #697592;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4166",
  "rgb": {
    "r": 42,
    "g": 65,
    "b": 102
  },
  "hsl": {
    "h": 217,
    "s": 41.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.37491,
    "c": 0.07015,
    "h": 259.5
  },
  "luminance": 0.05232
}

Semantic roles & 50–950 ramp

primary

#2A4166

secondary

#987E54

accent

#A256D1

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#06080D

muted

#7A7B7D

Preview Lab

Preview with #2A4166

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

Preview Lab → · Contrast checker → · Palette generator →