#2B59A3#2B59A3

#2B59A3 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.2% C 0.130 H 259.5°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#2B59A3
RGB	rgb(43, 89, 163)
HSL	hsl(217, 58%, 40%)
HSV	hsv(217, 74%, 64%)
CMYK	cmyk(73.6%, 45.4%, 0%, 36.1%)
CIE-LAB	lab(38.38, 10.57, -44.60)
CIE-LCH	lch(38.38, 45.83, 283.34°)
OKLab	oklab(47.2% -0.0236 -0.1277)
OKLCH	oklch(47.2% 0.13 259.5)
XYZ	xyz(11.1771, 10.3015, 36.0426)
Luminance	0.1030 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B59A3 #A3752B

analogous

#2B95A3 #2B59A3 #392BA3

triadic

#2B59A3 #A32B59 #59A32B

tetradic

#2B59A3 #A32B95 #A3752B #2BA339

square

#2B59A3 #A32B95 #A3752B #2BA339

split-complementary

#2B59A3 #A3392B #95A32B

monochromatic

#112442 #1E3F73 #2B59A3 #3F75CC #6F98D9

Accessibility & contrast

On white

6.86

#2B59A3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#2B59A3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B59A3

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B59A3	#FFFFFF	#000000	##FFFFFF
##2B59A3	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3460A6

Deuteranopia (green-blind)

#1C55A2

Tritanopia (blue-blind)

#006A76

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2b59a3;
/* rgb */ color: rgb(43, 89, 163);
/* oklch */ color: oklch(47.2% 0.130 259.5);

Tailwind

colors: {
  custom: {
    50: '#7487bf',
    500: '#2b59a3',
    950: '#000000',
  },
}

SCSS

$custom: #2b59a3;
$custom-light: #7487bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2b59a3",
  "rgb": {
    "r": 43,
    "g": 89,
    "b": 163
  },
  "hsl": {
    "h": 217,
    "s": 58.252,
    "l": 40.392
  },
  "oklch": {
    "l": 0.47203,
    "c": 0.12986,
    "h": 259.5
  },
  "luminance": 0.10303
}

Semantic roles & 50–950 ramp

primary

#2B59A3

secondary

#C09F6A

accent

#A646E1

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2B59A3

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

Preview Lab → · Contrast checker → · Palette generator →