#2A559F#2A559F

#2A559F is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.0% C 0.129 H 260.5°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#2A559F
RGB	rgb(42, 85, 159)
HSL	hsl(218, 58%, 39%)
HSV	hsv(218, 74%, 62%)
CMYK	cmyk(73.6%, 46.5%, 0%, 37.6%)
CIE-LAB	lab(36.91, 11.53, -44.56)
CIE-LCH	lch(36.91, 46.02, 284.50°)
OKLab	oklab(45.98% -0.0214 -0.1277)
OKLCH	oklch(45.98% 0.129 260.5)
XYZ	xyz(10.4591, 9.4913, 34.0750)
Luminance	0.0949 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A559F #9F742A

analogous

#2A909F #2A559F #3A2A9F

triadic

#2A559F #9F2A55 #559F2A

tetradic

#2A559F #9F2A90 #9F742A #2A9F3A

square

#2A559F #9F2A90 #9F742A #2A9F3A

split-complementary

#2A559F #9F3A2A #909F2A

monochromatic

#10213E #1D3B6F #2A559F #3B70CB #6B93D8

Accessibility & contrast

On white

7.25

#2A559F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#2A559F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A559F

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A559F	#FFFFFF	#000000	##FFFFFF
##2A559F	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F5DA2

Deuteranopia (green-blind)

#15529E

Tritanopia (blue-blind)

#006672

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2a559f;
/* rgb */ color: rgb(42, 85, 159);
/* oklch */ color: oklch(46.0% 0.129 260.5);

Tailwind

colors: {
  custom: {
    50: '#7384bc',
    500: '#2a559f',
    950: '#000000',
  },
}

SCSS

$custom: #2a559f;
$custom-light: #7384bc;
$custom-dark: #000000;

JSON

{
  "hex": "#2a559f",
  "rgb": {
    "r": 42,
    "g": 85,
    "b": 159
  },
  "hsl": {
    "h": 217.949,
    "s": 58.209,
    "l": 39.412
  },
  "oklch": {
    "l": 0.45982,
    "c": 0.12947,
    "h": 260.5
  },
  "luminance": 0.09492
}

Semantic roles & 50–950 ramp

primary

#2A559F

secondary

#BF9E66

accent

#A846E1

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2A559F

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

Preview Lab → · Contrast checker → · Palette generator →