#2A59AB#2A59AB

#2A59AB is a mid, vivid blue. Relative luminance 0.106; OKLCH L 47.7% C 0.141 H 260.7°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#2A59AB
RGB	rgb(42, 89, 171)
HSL	hsl(218, 61%, 42%)
HSV	hsv(218, 75%, 67%)
CMYK	cmyk(75.4%, 48%, 0%, 32.9%)
CIE-LAB	lab(38.86, 13.51, -48.58)
CIE-LCH	lch(38.86, 50.43, 285.54°)
OKLab	oklab(47.73% -0.023 -0.1394)
OKLCH	oklch(47.73% 0.141 260.7)
XYZ	xyz(11.8753, 10.5759, 39.9357)
Luminance	0.1058 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A59AB #AB7C2A

analogous

#2A99AB #2A59AB #3C2AAB

triadic

#2A59AB #AB2A59 #59AB2A

tetradic

#2A59AB #AB2A99 #AB7C2A #2AAB3C

square

#2A59AB #AB2A99 #AB7C2A #2AAB3C

split-complementary

#2A59AB #AB3C2A #99AB2A

monochromatic

#122649 #1E3F7A #2A59AB #4276D1 #7399DD

Accessibility & contrast

On white

6.74

#2A59AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#2A59AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A59AB

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A59AB	#FFFFFF	#000000	##FFFFFF
##2A59AB	1.00	6.74	3.12	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C62AE

Deuteranopia (green-blind)

#0556A9

Tritanopia (blue-blind)

#006C7A

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2a59ab;
/* rgb */ color: rgb(42, 89, 171);
/* oklch */ color: oklch(47.7% 0.141 260.7);

Tailwind

colors: {
  custom: {
    50: '#7687c4',
    500: '#2a59ab',
    950: '#000000',
  },
}

SCSS

$custom: #2a59ab;
$custom-light: #7687c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a59ab",
  "rgb": {
    "r": 42,
    "g": 89,
    "b": 171
  },
  "hsl": {
    "h": 218.14,
    "s": 60.563,
    "l": 41.765
  },
  "oklch": {
    "l": 0.47727,
    "c": 0.14133,
    "h": 260.7
  },
  "luminance": 0.10577
}

Semantic roles & 50–950 ramp

primary

#2A59AB

secondary

#C4A46D

accent

#AA44E4

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2A59AB

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

Preview Lab → · Contrast checker → · Palette generator →