#2A5599#2A5599

#2A5599 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 45.6% C 0.121 H 259.3°. Best body text is #FFFFFF at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#2A5599
RGB	rgb(42, 85, 153)
HSL	hsl(217, 57%, 38%)
HSV	hsv(217, 73%, 60%)
CMYK	cmyk(72.5%, 44.4%, 0%, 40%)
CIE-LAB	lab(36.53, 9.22, -41.56)
CIE-LCH	lch(36.53, 42.57, 282.51°)
OKLab	oklab(45.57% -0.0226 -0.1189)
OKLCH	oklch(45.57% 0.121 259.3)
XYZ	xyz(9.9510, 9.2881, 31.3992)
Luminance	0.0929 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5599 #996E2A

analogous

#2A8C99 #2A5599 #372A99

triadic

#2A5599 #992A55 #55992A

tetradic

#2A5599 #992A8C #996E2A #2A9937

square

#2A5599 #992A8C #996E2A #2A9937

split-complementary

#2A5599 #99372A #8C992A

monochromatic

#102039 #1D3A69 #2A5599 #3870C8 #6892D6

Accessibility & contrast

On white

7.35

#2A5599 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#2A5599 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A5599

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5599	#FFFFFF	#000000	##FFFFFF
##2A5599	1.00	7.35	2.86	7.35
#FFFFFF	7.35	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#345B9C

Deuteranopia (green-blind)

#1F5198

Tritanopia (blue-blind)

#00656F

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2a5599;
/* rgb */ color: rgb(42, 85, 153);
/* oklch */ color: oklch(45.6% 0.121 259.3);

Tailwind

colors: {
  custom: {
    50: '#7284b7',
    500: '#2a5599',
    950: '#000000',
  },
}

SCSS

$custom: #2a5599;
$custom-light: #7284b7;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5599",
  "rgb": {
    "r": 42,
    "g": 85,
    "b": 153
  },
  "hsl": {
    "h": 216.757,
    "s": 56.923,
    "l": 38.235
  },
  "oklch": {
    "l": 0.45566,
    "c": 0.12099,
    "h": 259.3
  },
  "luminance": 0.09289
}

Semantic roles & 50–950 ramp

primary

#2A5599

secondary

#BC9963

accent

#A548E0

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #2A5599

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

Preview Lab → · Contrast checker → · Palette generator →