#2A55A1#2A55A1

#2A55A1 is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.1% C 0.132 H 260.8°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#2A55A1
RGB	rgb(42, 85, 161)
HSL	hsl(218, 59%, 40%)
HSV	hsv(218, 74%, 63%)
CMYK	cmyk(73.9%, 47.2%, 0%, 36.9%)
CIE-LAB	lab(37.04, 12.30, -45.55)
CIE-LCH	lch(37.04, 47.18, 285.11°)
OKLab	oklab(46.12% -0.0211 -0.1306)
OKLCH	oklch(46.12% 0.132 260.8)
XYZ	xyz(10.6341, 9.5613, 34.9964)
Luminance	0.0956 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A55A1 #A1762A

analogous

#2A91A1 #2A55A1 #3A2AA1

triadic

#2A55A1 #A12A55 #55A12A

tetradic

#2A55A1 #A12A91 #A1762A #2AA13A

square

#2A55A1 #A12A91 #A1762A #2AA13A

split-complementary

#2A55A1 #A13A2A #91A12A

monochromatic

#112240 #1D3B70 #2A55A1 #3C70CC #6D94D9

Accessibility & contrast

On white

7.21

#2A55A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#2A55A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A55A1

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A55A1	#FFFFFF	#000000	##FFFFFF
##2A55A1	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D5DA4

Deuteranopia (green-blind)

#11529F

Tritanopia (blue-blind)

#006773

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2a55a1;
/* rgb */ color: rgb(42, 85, 161);
/* oklch */ color: oklch(46.1% 0.132 260.8);

Tailwind

colors: {
  custom: {
    50: '#7484bd',
    500: '#2a55a1',
    950: '#000000',
  },
}

SCSS

$custom: #2a55a1;
$custom-light: #7484bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2a55a1",
  "rgb": {
    "r": 42,
    "g": 85,
    "b": 161
  },
  "hsl": {
    "h": 218.319,
    "s": 58.621,
    "l": 39.804
  },
  "oklch": {
    "l": 0.46123,
    "c": 0.13228,
    "h": 260.8
  },
  "luminance": 0.09562
}

Semantic roles & 50–950 ramp

primary

#2A55A1

secondary

#C0A067

accent

#AA46E2

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2A55A1

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

Preview Lab → · Contrast checker → · Palette generator →