#2A4181#2A4181

#2A4181 is a dark, moderate blue. Relative luminance 0.059; OKLCH L 39.3% C 0.111 H 266.5°. Best body text is #FFFFFF at 9.67:1 contrast (WCAG AA passes).

Color values

HEX	#2A4181
RGB	rgb(42, 65, 129)
HSL	hsl(224, 51%, 34%)
HSV	hsv(224, 67%, 51%)
CMYK	cmyk(67.4%, 49.6%, 0%, 49.4%)
CIE-LAB	lab(29.05, 13.45, -38.86)
CIE-LCH	lch(29.05, 41.12, 289.10°)
OKLab	oklab(39.31% -0.0069 -0.1113)
OKLCH	oklch(39.31% 0.111 266.5)
XYZ	xyz(6.8062, 5.8572, 21.5365)
Luminance	0.0586 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4181 #816A2A

analogous

#2A6C81 #2A4181 #3E2A81

triadic

#2A4181 #812A41 #41812A

tetradic

#2A4181 #812A6C #816A2A #2A813E

square

#2A4181 #812A6C #816A2A #2A813E

split-complementary

#2A4181 #813E2A #6C812A

monochromatic

#0C1225 #1B2A53 #2A4181 #3958AF #5C79CA

Accessibility & contrast

On white

9.67

#2A4181 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#2A4181 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4181

9.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4181	#FFFFFF	#000000	##FFFFFF
##2A4181	1.00	9.67	2.17	9.67
#FFFFFF	9.67	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204983

Deuteranopia (green-blind)

#0D4180

Tritanopia (blue-blind)

#00505A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2a4181;
/* rgb */ color: rgb(42, 65, 129);
/* oklch */ color: oklch(39.3% 0.111 266.5);

Tailwind

colors: {
  custom: {
    50: '#6e75a6',
    500: '#2a4181',
    950: '#000000',
  },
}

SCSS

$custom: #2a4181;
$custom-light: #6e75a6;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4181",
  "rgb": {
    "r": 42,
    "g": 65,
    "b": 129
  },
  "hsl": {
    "h": 224.138,
    "s": 50.877,
    "l": 33.529
  },
  "oklch": {
    "l": 0.39314,
    "c": 0.11147,
    "h": 266.5
  },
  "luminance": 0.05858
}

Semantic roles & 50–950 ramp

primary

#2A4181

secondary

#AF9857

accent

#B54DDA

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #2A4181

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

Preview Lab → · Contrast checker → · Palette generator →