#2B58BA#2B58BA

#2B58BA is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.7% C 0.163 H 263.1°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#2B58BA
RGB	rgb(43, 88, 186)
HSL	hsl(221, 62%, 45%)
HSV	hsv(221, 77%, 73%)
CMYK	cmyk(76.9%, 52.7%, 0%, 27.1%)
CIE-LAB	lab(39.64, 20.04, -56.14)
CIE-LCH	lch(39.64, 59.61, 289.64°)
OKLab	oklab(48.67% -0.0195 -0.1617)
OKLCH	oklch(48.67% 0.163 263.1)
XYZ	xyz(13.3457, 11.0367, 47.8718)
Luminance	0.1104 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B58BA #BA8D2B

analogous

#2B9FBA #2B58BA #462BBA

triadic

#2B58BA #BA2B58 #58BA2B

tetradic

#2B58BA #BA2B9F #BA8D2B #2BBA46

square

#2B58BA #BA2B9F #BA8D2B #2BBA46

split-complementary

#2B58BA #BA462B #9FBA2B

monochromatic

#142957 #204088 #2B58BA #4C78D6 #7E9DE1

Accessibility & contrast

On white

6.55

#2B58BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#2B58BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B58BA

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B58BA	#FFFFFF	#000000	##FFFFFF
##2B58BA	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1164BD

Deuteranopia (green-blind)

#0057B8

Tritanopia (blue-blind)

#007080

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2b58ba;
/* rgb */ color: rgb(43, 88, 186);
/* oklch */ color: oklch(48.7% 0.163 263.1);

Tailwind

colors: {
  custom: {
    50: '#7a86cf',
    500: '#2b58ba',
    950: '#000000',
  },
}

SCSS

$custom: #2b58ba;
$custom-light: #7a86cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2b58ba",
  "rgb": {
    "r": 43,
    "g": 88,
    "b": 186
  },
  "hsl": {
    "h": 221.119,
    "s": 62.445,
    "l": 44.902
  },
  "oklch": {
    "l": 0.48666,
    "c": 0.16287,
    "h": 263.1
  },
  "luminance": 0.11038
}

Semantic roles & 50–950 ramp

primary

#2B58BA

secondary

#CAB077

accent

#B242E6

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #2B58BA

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

Preview Lab → · Contrast checker → · Palette generator →