#2A5189#2A5189

#2A5189 is a dark, moderate blue. Relative luminance 0.082; OKLCH L 43.6% C 0.103 H 257.6°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#2A5189
RGB	rgb(42, 81, 137)
HSL	hsl(215, 53%, 35%)
HSV	hsv(215, 69%, 54%)
CMYK	cmyk(69.3%, 40.9%, 0%, 46.3%)
CIE-LAB	lab(34.36, 5.74, -35.31)
CIE-LCH	lch(34.36, 35.77, 279.24°)
OKLab	oklab(43.57% -0.022 -0.1006)
OKLCH	oklch(43.57% 0.103 257.6)
XYZ	xyz(8.4110, 8.1824, 24.7982)
Luminance	0.0818 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5189 #89622A

analogous

#2A8189 #2A5189 #322A89

triadic

#2A5189 #892A51 #51892A

tetradic

#2A5189 #892A81 #89622A #2A8932

square

#2A5189 #892A81 #89622A #2A8932

split-complementary

#2A5189 #89322A #81892A

monochromatic

#0D1A2B #1C355A #2A5189 #386DB8 #5F8DCE

Accessibility & contrast

On white

7.96

#2A5189 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#2A5189 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A5189

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5189	#FFFFFF	#000000	##FFFFFF
##2A5189	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38568B

Deuteranopia (green-blind)

#294D88

Tritanopia (blue-blind)

#005E66

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2a5189;
/* rgb */ color: rgb(42, 81, 137);
/* oklch */ color: oklch(43.6% 0.103 257.6);

Tailwind

colors: {
  custom: {
    50: '#6f81ac',
    500: '#2a5189',
    950: '#000000',
  },
}

SCSS

$custom: #2a5189;
$custom-light: #6f81ac;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5189",
  "rgb": {
    "r": 42,
    "g": 81,
    "b": 137
  },
  "hsl": {
    "h": 215.368,
    "s": 53.073,
    "l": 35.098
  },
  "oklch": {
    "l": 0.43568,
    "c": 0.10297,
    "h": 257.6
  },
  "luminance": 0.08183
}

Semantic roles & 50–950 ramp

primary

#2A5189

secondary

#B48F5B

accent

#A14BDC

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #2A5189

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

Preview Lab → · Contrast checker → · Palette generator →