#2A58B3#2A58B3

#2A58B3 is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.1% C 0.154 H 262.1°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#2A58B3
RGB	rgb(42, 88, 179)
HSL	hsl(220, 62%, 43%)
HSV	hsv(220, 77%, 70%)
CMYK	cmyk(76.5%, 50.8%, 0%, 29.8%)
CIE-LAB	lab(39.11, 17.24, -52.89)
CIE-LCH	lch(39.11, 55.63, 288.06°)
OKLab	oklab(48.1% -0.021 -0.1521)
OKLCH	oklch(48.1% 0.154 262.1)
XYZ	xyz(12.5783, 10.7249, 44.0463)
Luminance	0.1073 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A58B3 #B3852A

analogous

#2A9CB3 #2A58B3 #402AB3

triadic

#2A58B3 #B32A58 #58B32A

tetradic

#2A58B3 #B32A9C #B3852A #2AB340

square

#2A58B3 #B32A9C #B3852A #2AB340

split-complementary

#2A58B3 #B3402A #9CB32A

monochromatic

#132750 #1E4081 #2A58B3 #4676D4 #789BDF

Accessibility & contrast

On white

6.68

#2A58B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#2A58B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A58B3

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A58B3	#FFFFFF	#000000	##FFFFFF
##2A58B3	1.00	6.68	3.15	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F63B6

Deuteranopia (green-blind)

#0056B1

Tritanopia (blue-blind)

#006E7D

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2a58b3;
/* rgb */ color: rgb(42, 88, 179);
/* oklch */ color: oklch(48.1% 0.154 262.1);

Tailwind

colors: {
  custom: {
    50: '#7886ca',
    500: '#2a58b3',
    950: '#000000',
  },
}

SCSS

$custom: #2a58b3;
$custom-light: #7886ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2a58b3",
  "rgb": {
    "r": 42,
    "g": 88,
    "b": 179
  },
  "hsl": {
    "h": 219.854,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.48096,
    "c": 0.15359,
    "h": 262.1
  },
  "luminance": 0.10726
}

Semantic roles & 50–950 ramp

primary

#2A58B3

secondary

#C7AA72

accent

#AF43E5

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2A58B3

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

Preview Lab → · Contrast checker → · Palette generator →