#2A3A76#2A3A76

#2A3A76 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.9% C 0.104 H 269.5°. Best body text is #FFFFFF at 10.69:1 contrast (WCAG AA passes).

Color values

HEX	#2A3A76
RGB	rgb(42, 58, 118)
HSL	hsl(227, 48%, 31%)
HSV	hsv(227, 64%, 46%)
CMYK	cmyk(64.4%, 50.8%, 0%, 53.7%)
CIE-LAB	lab(26.23, 14.09, -36.47)
CIE-LCH	lch(26.23, 39.10, 291.13°)
OKLab	oklab(36.93% -0.0009 -0.1043)
OKLCH	oklch(36.93% 0.104 269.5)
XYZ	xyz(5.7368, 4.8259, 17.7652)
Luminance	0.0483 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3A76 #76662A

analogous

#2A6076 #2A3A76 #402A76

triadic

#2A3A76 #762A3A #3A762A

tetradic

#2A3A76 #762A60 #76662A #2A7640

square

#2A3A76 #762A60 #76662A #2A7640

split-complementary

#2A3A76 #76402A #60762A

monochromatic

#0A0E1C #1A2449 #2A3A76 #3A50A3 #576EC3

Accessibility & contrast

On white

10.69

#2A3A76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#2A3A76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3A76

10.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3A76	#FFFFFF	#000000	##FFFFFF
##2A3A76	1.00	10.69	1.97	10.69
#FFFFFF	10.69	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B4278

Deuteranopia (green-blind)

#0C3B75

Tritanopia (blue-blind)

#004852

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2a3a76;
/* rgb */ color: rgb(42, 58, 118);
/* oklch */ color: oklch(36.9% 0.104 269.5);

Tailwind

colors: {
  custom: {
    50: '#6c6f9e',
    500: '#2a3a76',
    950: '#000000',
  },
}

SCSS

$custom: #2a3a76;
$custom-light: #6c6f9e;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3a76",
  "rgb": {
    "r": 42,
    "g": 58,
    "b": 118
  },
  "hsl": {
    "h": 227.368,
    "s": 47.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.36926,
    "c": 0.10434,
    "h": 269.5
  },
  "luminance": 0.04826
}

Semantic roles & 50–950 ramp

primary

#2A3A76

secondary

#A89654

accent

#BB51D7

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #2A3A76

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

Preview Lab → · Contrast checker → · Palette generator →