#2B59A7#2B59A7

#2B59A7 is a mid, vivid blue. Relative luminance 0.104; OKLCH L 47.5% C 0.135 H 260.3°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#2B59A7
RGB	rgb(43, 89, 167)
HSL	hsl(218, 59%, 41%)
HSV	hsv(218, 74%, 65%)
CMYK	cmyk(74.3%, 46.7%, 0%, 34.5%)
CIE-LAB	lab(38.63, 12.11, -46.57)
CIE-LCH	lch(38.63, 48.11, 284.57°)
OKLab	oklab(47.48% -0.0229 -0.1335)
OKLCH	oklch(47.48% 0.135 260.3)
XYZ	xyz(11.5412, 10.4471, 37.9600)
Luminance	0.1045 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B59A7 #A7792B

analogous

#2B97A7 #2B59A7 #3B2BA7

triadic

#2B59A7 #A72B59 #59A72B

tetradic

#2B59A7 #A72B97 #A7792B #2BA73B

square

#2B59A7 #A72B97 #A7792B #2BA73B

split-complementary

#2B59A7 #A73B2B #97A72B

monochromatic

#122546 #1E3F76 #2B59A7 #4175CE #7299DB

Accessibility & contrast

On white

6.80

#2B59A7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#2B59A7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B59A7

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B59A7	#FFFFFF	#000000	##FFFFFF
##2B59A7	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3061AA

Deuteranopia (green-blind)

#1456A5

Tritanopia (blue-blind)

#006B78

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2b59a7;
/* rgb */ color: rgb(43, 89, 167);
/* oklch */ color: oklch(47.5% 0.135 260.3);

Tailwind

colors: {
  custom: {
    50: '#7587c2',
    500: '#2b59a7',
    950: '#000000',
  },
}

SCSS

$custom: #2b59a7;
$custom-light: #7587c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b59a7",
  "rgb": {
    "r": 43,
    "g": 89,
    "b": 167
  },
  "hsl": {
    "h": 217.742,
    "s": 59.048,
    "l": 41.176
  },
  "oklch": {
    "l": 0.47482,
    "c": 0.13545,
    "h": 260.3
  },
  "luminance": 0.10448
}

Semantic roles & 50–950 ramp

primary

#2B59A7

secondary

#C2A26C

accent

#A846E2

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #2B59A7

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

Preview Lab → · Contrast checker → · Palette generator →