#2A5AAB#2A5AAB

#2A5AAB is a mid, vivid blue. Relative luminance 0.107; OKLCH L 47.9% C 0.140 H 260.2°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#2A5AAB
RGB	rgb(42, 90, 171)
HSL	hsl(218, 61%, 42%)
HSV	hsv(218, 75%, 67%)
CMYK	cmyk(75.4%, 47.4%, 0%, 32.9%)
CIE-LAB	lab(39.15, 12.85, -48.12)
CIE-LCH	lch(39.15, 49.81, 284.95°)
OKLab	oklab(47.95% -0.0238 -0.1381)
OKLCH	oklch(47.95% 0.14 260.2)
XYZ	xyz(11.9590, 10.7435, 39.9636)
Luminance	0.1075 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5AAB #AB7B2A

analogous

#2A9BAB #2A5AAB #3A2AAB

triadic

#2A5AAB #AB2A5A #5AAB2A

tetradic

#2A5AAB #AB2A9B #AB7B2A #2AAB3A

square

#2A5AAB #AB2A9B #AB7B2A #2AAB3A

split-complementary

#2A5AAB #AB3A2A #9BAB2A

monochromatic

#122649 #1E407A #2A5AAB #4277D1 #739ADD

Accessibility & contrast

On white

6.67

#2A5AAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#2A5AAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5AAB

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5AAB	#FFFFFF	#000000	##FFFFFF
##2A5AAB	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E62AE

Deuteranopia (green-blind)

#0C57A9

Tritanopia (blue-blind)

#006D7A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2a5aab;
/* rgb */ color: rgb(42, 90, 171);
/* oklch */ color: oklch(47.9% 0.140 260.2);

Tailwind

colors: {
  custom: {
    50: '#7688c4',
    500: '#2a5aab',
    950: '#000000',
  },
}

SCSS

$custom: #2a5aab;
$custom-light: #7688c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5aab",
  "rgb": {
    "r": 42,
    "g": 90,
    "b": 171
  },
  "hsl": {
    "h": 217.674,
    "s": 60.563,
    "l": 41.765
  },
  "oklch": {
    "l": 0.47949,
    "c": 0.1401,
    "h": 260.2
  },
  "luminance": 0.10745
}

Semantic roles & 50–950 ramp

primary

#2A5AAB

secondary

#C4A46D

accent

#A844E4

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2A5AAB

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

Preview Lab → · Contrast checker → · Palette generator →