#2A3D77#2A3D77

#2A3D77 is a dark, moderate blue. Relative luminance 0.052; OKLCH L 37.7% C 0.102 H 267.7°. Best body text is #FFFFFF at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#2A3D77
RGB	rgb(42, 61, 119)
HSL	hsl(225, 48%, 32%)
HSV	hsv(225, 65%, 47%)
CMYK	cmyk(64.7%, 48.7%, 0%, 53.3%)
CIE-LAB	lab(27.19, 12.40, -35.57)
CIE-LCH	lch(27.19, 37.67, 289.21°)
OKLab	oklab(37.68% -0.0041 -0.1016)
OKLCH	oklch(37.68% 0.102 267.7)
XYZ	xyz(5.9522, 5.1611, 18.1317)
Luminance	0.0516 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3D77 #77642A

analogous

#2A6477 #2A3D77 #3E2A77

triadic

#2A3D77 #772A3D #3D772A

tetradic

#2A3D77 #772A64 #77642A #2A773E

square

#2A3D77 #772A64 #77642A #2A773E

split-complementary

#2A3D77 #773E2A #64772A

monochromatic

#0A0F1D #1A264A #2A3D77 #3A54A4 #5872C4

Accessibility & contrast

On white

10.33

#2A3D77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#2A3D77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3D77

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3D77	#FFFFFF	#000000	##FFFFFF
##2A3D77	1.00	10.33	2.03	10.33
#FFFFFF	10.33	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214479

Deuteranopia (green-blind)

#133D76

Tritanopia (blue-blind)

#004A54

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2a3d77;
/* rgb */ color: rgb(42, 61, 119);
/* oklch */ color: oklch(37.7% 0.102 267.7);

Tailwind

colors: {
  custom: {
    50: '#6c729f',
    500: '#2a3d77',
    950: '#000000',
  },
}

SCSS

$custom: #2a3d77;
$custom-light: #6c729f;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3d77",
  "rgb": {
    "r": 42,
    "g": 61,
    "b": 119
  },
  "hsl": {
    "h": 225.195,
    "s": 47.826,
    "l": 31.569
  },
  "oklch": {
    "l": 0.37676,
    "c": 0.10172,
    "h": 267.7
  },
  "luminance": 0.05162
}

Semantic roles & 50–950 ramp

primary

#2A3D77

secondary

#A99454

accent

#B650D7

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #2A3D77

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

Preview Lab → · Contrast checker → · Palette generator →