#2B58B2#2B58B2

#2B58B2 is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.1% C 0.152 H 262.3°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#2B58B2
RGB	rgb(43, 88, 178)
HSL	hsl(220, 61%, 43%)
HSV	hsv(220, 76%, 70%)
CMYK	cmyk(75.8%, 50.6%, 0%, 30.2%)
CIE-LAB	lab(39.08, 16.98, -52.35)
CIE-LCH	lch(39.08, 55.04, 287.97°)
OKLab	oklab(48.06% -0.0204 -0.1505)
OKLCH	oklch(48.06% 0.152 262.3)
XYZ	xyz(12.5190, 10.7060, 43.5175)
Luminance	0.1071 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B58B2 #B2852B

analogous

#2B9BB2 #2B58B2 #412BB2

triadic

#2B58B2 #B22B58 #58B22B

tetradic

#2B58B2 #B22B9B #B2852B #2BB241

square

#2B58B2 #B22B9B #B2852B #2BB241

split-complementary

#2B58B2 #B2412B #9BB22B

monochromatic

#13274F #1F4081 #2B58B2 #4876D3 #799BDF

Accessibility & contrast

On white

6.68

#2B58B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#2B58B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B58B2

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B58B2	#FFFFFF	#000000	##FFFFFF
##2B58B2	1.00	6.68	3.14	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2163B5

Deuteranopia (green-blind)

#0056B0

Tritanopia (blue-blind)

#006E7C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2b58b2;
/* rgb */ color: rgb(43, 88, 178);
/* oklch */ color: oklch(48.1% 0.152 262.3);

Tailwind

colors: {
  custom: {
    50: '#7886ca',
    500: '#2b58b2',
    950: '#000000',
  },
}

SCSS

$custom: #2b58b2;
$custom-light: #7886ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2b58b2",
  "rgb": {
    "r": 43,
    "g": 88,
    "b": 178
  },
  "hsl": {
    "h": 220,
    "s": 61.086,
    "l": 43.333
  },
  "oklch": {
    "l": 0.4806,
    "c": 0.15192,
    "h": 262.3
  },
  "luminance": 0.10707
}

Semantic roles & 50–950 ramp

primary

#2B58B2

secondary

#C7AA72

accent

#AF44E4

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2B58B2

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

Preview Lab → · Contrast checker → · Palette generator →