#2B59B4#2B59B4

#2B59B4 is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.4% C 0.153 H 262.2°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#2B59B4
RGB	rgb(43, 89, 180)
HSL	hsl(220, 61%, 44%)
HSV	hsv(220, 76%, 71%)
CMYK	cmyk(76.1%, 50.6%, 0%, 29.4%)
CIE-LAB	lab(39.50, 17.09, -52.85)
CIE-LCH	lch(39.50, 55.55, 287.92°)
OKLab	oklab(48.42% -0.0209 -0.152)
OKLCH	oklch(48.42% 0.153 262.2)
XYZ	xyz(12.8039, 10.9522, 44.6103)
Luminance	0.1095 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B59B4 #B4862B

analogous

#2B9DB4 #2B59B4 #412BB4

triadic

#2B59B4 #B42B59 #59B42B

tetradic

#2B59B4 #B42B9D #B4862B #2BB441

square

#2B59B4 #B42B9D #B4862B #2BB441

split-complementary

#2B59B4 #B4412B #9DB42B

monochromatic

#132851 #1F4183 #2B59B4 #4977D3 #7A9CDF

Accessibility & contrast

On white

6.58

#2B59B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#2B59B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B59B4

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B59B4	#FFFFFF	#000000	##FFFFFF
##2B59B4	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2164B7

Deuteranopia (green-blind)

#0057B2

Tritanopia (blue-blind)

#006F7E

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2b59b4;
/* rgb */ color: rgb(43, 89, 180);
/* oklch */ color: oklch(48.4% 0.153 262.2);

Tailwind

colors: {
  custom: {
    50: '#7887cb',
    500: '#2b59b4',
    950: '#000000',
  },
}

SCSS

$custom: #2b59b4;
$custom-light: #7887cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b59b4",
  "rgb": {
    "r": 43,
    "g": 89,
    "b": 180
  },
  "hsl": {
    "h": 219.854,
    "s": 61.435,
    "l": 43.725
  },
  "oklch": {
    "l": 0.48424,
    "c": 0.15345,
    "h": 262.2
  },
  "luminance": 0.10954
}

Semantic roles & 50–950 ramp

primary

#2B59B4

secondary

#C7AB73

accent

#AE43E5

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2B59B4

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

Preview Lab → · Contrast checker → · Palette generator →