#2A5CAB#2A5CAB

#2A5CAB is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.4% C 0.138 H 259.3°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#2A5CAB
RGB	rgb(42, 92, 171)
HSL	hsl(217, 61%, 42%)
HSV	hsv(217, 75%, 67%)
CMYK	cmyk(75.4%, 46.2%, 0%, 32.9%)
CIE-LAB	lab(39.72, 11.55, -47.19)
CIE-LCH	lch(39.72, 48.58, 283.75°)
OKLab	oklab(48.39% -0.0255 -0.1353)
OKLCH	oklch(48.39% 0.138 259.3)
XYZ	xyz(12.1300, 11.0854, 40.0206)
Luminance	0.1109 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5CAB #AB792A

analogous

#2A9DAB #2A5CAB #392AAB

triadic

#2A5CAB #AB2A5C #5CAB2A

tetradic

#2A5CAB #AB2A9D #AB792A #2AAB39

square

#2A5CAB #AB2A9D #AB792A #2AAB39

split-complementary

#2A5CAB #AB392A #9DAB2A

monochromatic

#122749 #1E427A #2A5CAB #4279D1 #739CDD

Accessibility & contrast

On white

6.53

#2A5CAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#2A5CAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5CAB

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5CAB	#FFFFFF	#000000	##FFFFFF
##2A5CAB	1.00	6.53	3.22	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3364AE

Deuteranopia (green-blind)

#1658A9

Tritanopia (blue-blind)

#006F7B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2a5cab;
/* rgb */ color: rgb(42, 92, 171);
/* oklch */ color: oklch(48.4% 0.138 259.3);

Tailwind

colors: {
  custom: {
    50: '#7689c4',
    500: '#2a5cab',
    950: '#000000',
  },
}

SCSS

$custom: #2a5cab;
$custom-light: #7689c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5cab",
  "rgb": {
    "r": 42,
    "g": 92,
    "b": 171
  },
  "hsl": {
    "h": 216.744,
    "s": 60.563,
    "l": 41.765
  },
  "oklch": {
    "l": 0.48394,
    "c": 0.13768,
    "h": 259.3
  },
  "luminance": 0.11087
}

Semantic roles & 50–950 ramp

primary

#2A5CAB

secondary

#C4A26D

accent

#A644E4

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2A5CAB

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

Preview Lab → · Contrast checker → · Palette generator →