#2A4187#2A4187

#2A4187 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 39.8% C 0.120 H 267.1°. Best body text is #FFFFFF at 9.53:1 contrast (WCAG AA passes).

Color values

HEX	#2A4187
RGB	rgb(42, 65, 135)
HSL	hsl(225, 53%, 35%)
HSV	hsv(225, 69%, 53%)
CMYK	cmyk(68.9%, 51.9%, 0%, 47.1%)
CIE-LAB	lab(29.47, 15.75, -41.92)
CIE-LCH	lch(29.47, 44.78, 290.59°)
OKLab	oklab(39.77% -0.0061 -0.1202)
OKLCH	oklch(39.77% 0.12 267.1)
XYZ	xyz(7.2168, 6.0214, 23.6989)
Luminance	0.0602 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4187 #87702A

analogous

#2A7087 #2A4187 #412A87

triadic

#2A4187 #872A41 #41872A

tetradic

#2A4187 #872A70 #87702A #2A8741

square

#2A4187 #872A70 #87702A #2A8741

split-complementary

#2A4187 #87412A #70872A

monochromatic

#0D142A #1B2B58 #2A4187 #3957B6 #5E7ACD

Accessibility & contrast

On white

9.53

#2A4187 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#2A4187 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4187

9.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4187	#FFFFFF	#000000	##FFFFFF
##2A4187	1.00	9.53	2.20	9.53
#FFFFFF	9.53	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#194A8A

Deuteranopia (green-blind)

#004186

Tritanopia (blue-blind)

#00515D

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2a4187;
/* rgb */ color: rgb(42, 65, 135);
/* oklch */ color: oklch(39.8% 0.120 267.1);

Tailwind

colors: {
  custom: {
    50: '#6f75aa',
    500: '#2a4187',
    950: '#000000',
  },
}

SCSS

$custom: #2a4187;
$custom-light: #6f75aa;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4187",
  "rgb": {
    "r": 42,
    "g": 65,
    "b": 135
  },
  "hsl": {
    "h": 225.161,
    "s": 52.542,
    "l": 34.706
  },
  "oklch": {
    "l": 0.39765,
    "c": 0.1204,
    "h": 267.1
  },
  "luminance": 0.06022
}

Semantic roles & 50–950 ramp

primary

#2A4187

secondary

#B39D5A

accent

#B84CDC

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #2A4187

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

Preview Lab → · Contrast checker → · Palette generator →