#2B59A6#2B59A6

#2B59A6 is a mid, vivid blue. Relative luminance 0.104; OKLCH L 47.4% C 0.134 H 260.1°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#2B59A6
RGB	rgb(43, 89, 166)
HSL	hsl(218, 59%, 41%)
HSV	hsv(218, 74%, 65%)
CMYK	cmyk(74.1%, 46.4%, 0%, 34.9%)
CIE-LAB	lab(38.57, 11.72, -46.08)
CIE-LCH	lch(38.57, 47.54, 284.27°)
OKLab	oklab(47.41% -0.0231 -0.1321)
OKLCH	oklch(47.41% 0.134 260.1)
XYZ	xyz(11.4491, 10.4103, 37.4750)
Luminance	0.1041 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B59A6 #A6782B

analogous

#2B96A6 #2B59A6 #3A2BA6

triadic

#2B59A6 #A62B59 #59A62B

tetradic

#2B59A6 #A62B96 #A6782B #2BA63A

square

#2B59A6 #A62B96 #A6782B #2BA63A

split-complementary

#2B59A6 #A63A2B #96A62B

monochromatic

#122545 #1E3F75 #2B59A6 #4175CE #7198DA

Accessibility & contrast

On white

6.81

#2B59A6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#2B59A6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B59A6

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B59A6	#FFFFFF	#000000	##FFFFFF
##2B59A6	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3161A9

Deuteranopia (green-blind)

#1656A4

Tritanopia (blue-blind)

#006B77

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2b59a6;
/* rgb */ color: rgb(43, 89, 166);
/* oklch */ color: oklch(47.4% 0.134 260.1);

Tailwind

colors: {
  custom: {
    50: '#7587c1',
    500: '#2b59a6',
    950: '#000000',
  },
}

SCSS

$custom: #2b59a6;
$custom-light: #7587c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b59a6",
  "rgb": {
    "r": 43,
    "g": 89,
    "b": 166
  },
  "hsl": {
    "h": 217.561,
    "s": 58.852,
    "l": 40.98
  },
  "oklch": {
    "l": 0.47412,
    "c": 0.13406,
    "h": 260.1
  },
  "luminance": 0.10412
}

Semantic roles & 50–950 ramp

primary

#2B59A6

secondary

#C1A16B

accent

#A846E2

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2B59A6

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

Preview Lab → · Contrast checker → · Palette generator →