#2A3E89#2A3E89

#2A3E89 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.3% C 0.127 H 268.7°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#2A3E89
RGB	rgb(42, 62, 137)
HSL	hsl(227, 53%, 35%)
HSV	hsv(227, 69%, 54%)
CMYK	cmyk(69.3%, 54.7%, 0%, 46.3%)
CIE-LAB	lab(28.75, 18.57, -44.30)
CIE-LCH	lch(28.75, 48.04, 292.74°)
OKLab	oklab(39.27% -0.003 -0.1273)
OKLCH	oklch(39.27% 0.127 268.7)
XYZ	xyz(7.1913, 5.7429, 24.3916)
Luminance	0.0574 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3E89 #89752A

analogous

#2A6E89 #2A3E89 #452A89

triadic

#2A3E89 #892A3E #3E892A

tetradic

#2A3E89 #892A6E #89752A #2A8945

square

#2A3E89 #892A6E #89752A #2A8945

split-complementary

#2A3E89 #89452A #6E892A

monochromatic

#0D142B #1C295A #2A3E89 #3853B8 #5F77CE

Accessibility & contrast

On white

9.77

#2A3E89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#2A3E89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3E89

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3E89	#FFFFFF	#000000	##FFFFFF
##2A3E89	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A488C

Deuteranopia (green-blind)

#004087

Tritanopia (blue-blind)

#00505D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2a3e89;
/* rgb */ color: rgb(42, 62, 137);
/* oklch */ color: oklch(39.3% 0.127 268.7);

Tailwind

colors: {
  custom: {
    50: '#7072ac',
    500: '#2a3e89',
    950: '#000000',
  },
}

SCSS

$custom: #2a3e89;
$custom-light: #7072ac;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3e89",
  "rgb": {
    "r": 42,
    "g": 62,
    "b": 137
  },
  "hsl": {
    "h": 227.368,
    "s": 53.073,
    "l": 35.098
  },
  "oklch": {
    "l": 0.39272,
    "c": 0.12737,
    "h": 268.7
  },
  "luminance": 0.05744
}

Semantic roles & 50–950 ramp

primary

#2A3E89

secondary

#B4A15B

accent

#BE4BDC

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #2A3E89

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

Preview Lab → · Contrast checker → · Palette generator →