#2A488B#2A488B

#2A488B is a dark, moderate blue. Relative luminance 0.070; OKLCH L 41.6% C 0.117 H 263.9°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#2A488B
RGB	rgb(42, 72, 139)
HSL	hsl(221, 54%, 35%)
HSV	hsv(221, 70%, 55%)
CMYK	cmyk(69.8%, 48.2%, 0%, 45.5%)
CIE-LAB	lab(31.78, 12.52, -40.65)
CIE-LCH	lch(31.78, 42.54, 287.12°)
OKLab	oklab(41.62% -0.0124 -0.1164)
OKLCH	oklch(41.62% 0.117 263.9)
XYZ	xyz(7.9308, 6.9903, 25.3524)
Luminance	0.0699 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A488B #8B6D2A

analogous

#2A788B #2A488B #3C2A8B

triadic

#2A488B #8B2A48 #488B2A

tetradic

#2A488B #8B2A78 #8B6D2A #2A8B3C

square

#2A488B #8B2A78 #8B6D2A #2A8B3C

split-complementary

#2A488B #8B3C2A #788B2A

monochromatic

#0E172D #1C305C #2A488B #3860BA #6083CF

Accessibility & contrast

On white

8.76

#2A488B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#2A488B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A488B

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A488B	#FFFFFF	#000000	##FFFFFF
##2A488B	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25508D

Deuteranopia (green-blind)

#11478A

Tritanopia (blue-blind)

#005862

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2a488b;
/* rgb */ color: rgb(42, 72, 139);
/* oklch */ color: oklch(41.6% 0.117 263.9);

Tailwind

colors: {
  custom: {
    50: '#6f7aad',
    500: '#2a488b',
    950: '#000000',
  },
}

SCSS

$custom: #2a488b;
$custom-light: #6f7aad;
$custom-dark: #000000;

JSON

{
  "hex": "#2a488b",
  "rgb": {
    "r": 42,
    "g": 72,
    "b": 139
  },
  "hsl": {
    "h": 221.443,
    "s": 53.591,
    "l": 35.49
  },
  "oklch": {
    "l": 0.41622,
    "c": 0.11708,
    "h": 263.9
  },
  "luminance": 0.06991
}

Semantic roles & 50–950 ramp

primary

#2A488B

secondary

#B5995C

accent

#B04BDD

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2A488B

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

Preview Lab → · Contrast checker → · Palette generator →