#2A3979#2A3979

#2A3979 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.9% C 0.110 H 270.3°. Best body text is #FFFFFF at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#2A3979
RGB	rgb(42, 57, 121)
HSL	hsl(229, 48%, 32%)
HSV	hsv(229, 65%, 47%)
CMYK	cmyk(65.3%, 52.9%, 0%, 52.5%)
CIE-LAB	lab(26.15, 15.92, -38.50)
CIE-LCH	lch(26.15, 41.66, 292.47°)
OKLab	oklab(36.93% 0.0005 -0.1103)
OKLCH	oklch(36.93% 0.11 270.3)
XYZ	xyz(5.8680, 4.7985, 18.7024)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3979 #796A2A

analogous

#2A6179 #2A3979 #432A79

triadic

#2A3979 #792A39 #39792A

tetradic

#2A3979 #792A61 #796A2A #2A7943

square

#2A3979 #792A61 #796A2A #2A7943

split-complementary

#2A3979 #79432A #61792A

monochromatic

#0A0E1E #1A244C #2A3979 #3A4EA6 #586DC5

Accessibility & contrast

On white

10.72

#2A3979 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#2A3979 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3979

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3979	#FFFFFF	#000000	##FFFFFF
##2A3979	1.00	10.72	1.96	10.72
#FFFFFF	10.72	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15427B

Deuteranopia (green-blind)

#003B78

Tritanopia (blue-blind)

#004853

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2a3979;
/* rgb */ color: rgb(42, 57, 121);
/* oklch */ color: oklch(36.9% 0.110 270.3);

Tailwind

colors: {
  custom: {
    50: '#6c6fa0',
    500: '#2a3979',
    950: '#000000',
  },
}

SCSS

$custom: #2a3979;
$custom-light: #6c6fa0;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3979",
  "rgb": {
    "r": 42,
    "g": 57,
    "b": 121
  },
  "hsl": {
    "h": 228.608,
    "s": 48.466,
    "l": 31.961
  },
  "oklch": {
    "l": 0.36933,
    "c": 0.11032,
    "h": 270.3
  },
  "luminance": 0.04799
}

Semantic roles & 50–950 ramp

primary

#2A3979

secondary

#AB9A54

accent

#BE50D8

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07070F

muted

#7A7A7E

Preview Lab

Preview with #2A3979

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

Preview Lab → · Contrast checker → · Palette generator →