#2A5EAB#2A5EAB

#2A5EAB is a mid, vivid blue. Relative luminance 0.114; OKLCH L 48.8% C 0.135 H 258.4°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#2A5EAB
RGB	rgb(42, 94, 171)
HSL	hsl(216, 61%, 42%)
HSV	hsv(216, 75%, 67%)
CMYK	cmyk(75.4%, 45%, 0%, 32.9%)
CIE-LAB	lab(40.31, 10.25, -46.25)
CIE-LCH	lch(40.31, 47.38, 282.49°)
OKLab	oklab(48.84% -0.0273 -0.1325)
OKLCH	oklch(48.84% 0.135 258.4)
XYZ	xyz(12.3056, 11.4365, 40.0791)
Luminance	0.1144 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5EAB #AB772A

analogous

#2A9FAB #2A5EAB #372AAB

triadic

#2A5EAB #AB2A5E #5EAB2A

tetradic

#2A5EAB #AB2A9F #AB772A #2AAB37

square

#2A5EAB #AB2A9F #AB772A #2AAB37

split-complementary

#2A5EAB #AB372A #9FAB2A

monochromatic

#122849 #1E437A #2A5EAB #427BD1 #739DDD

Accessibility & contrast

On white

6.39

#2A5EAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#2A5EAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5EAB

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5EAB	#FFFFFF	#000000	##FFFFFF
##2A5EAB	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3765AE

Deuteranopia (green-blind)

#1D5AA9

Tritanopia (blue-blind)

#00707C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2a5eab;
/* rgb */ color: rgb(42, 94, 171);
/* oklch */ color: oklch(48.8% 0.135 258.4);

Tailwind

colors: {
  custom: {
    50: '#768bc4',
    500: '#2a5eab',
    950: '#000000',
  },
}

SCSS

$custom: #2a5eab;
$custom-light: #768bc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5eab",
  "rgb": {
    "r": 42,
    "g": 94,
    "b": 171
  },
  "hsl": {
    "h": 215.814,
    "s": 60.563,
    "l": 41.765
  },
  "oklch": {
    "l": 0.48844,
    "c": 0.13529,
    "h": 258.4
  },
  "luminance": 0.11438
}

Semantic roles & 50–950 ramp

primary

#2A5EAB

secondary

#C4A16D

accent

#A344E4

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2A5EAB

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

Preview Lab → · Contrast checker → · Palette generator →