#2A306A#2A306A

#2A306A is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.8% C 0.100 H 275.2°. Best body text is #FFFFFF at 12.14:1 contrast (WCAG AA passes).

Color values

HEX	#2A306A
RGB	rgb(42, 48, 106)
HSL	hsl(234, 43%, 29%)
HSV	hsv(234, 60%, 42%)
CMYK	cmyk(60.4%, 54.7%, 0%, 58.4%)
CIE-LAB	lab(22.47, 16.57, -34.85)
CIE-LCH	lch(22.47, 38.59, 295.44°)
OKLab	oklab(33.8% 0.0092 -0.0997)
OKLCH	oklch(33.8% 0.1 275.2)
XYZ	xyz(4.6125, 3.6464, 14.0936)
Luminance	0.0365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A306A #6A642A

analogous

#2A506A #2A306A #442A6A

triadic

#2A306A #6A2A30 #306A2A

tetradic

#2A306A #6A2A50 #6A642A #2A6A44

square

#2A306A #6A2A50 #6A642A #2A6A44

split-complementary

#2A306A #6A442A #506A2A

monochromatic

#090A16 #191C3E #2A306A #3B4496 #535DBB

Accessibility & contrast

On white

12.14

#2A306A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#2A306A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A306A

12.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A306A	#FFFFFF	#000000	##FFFFFF
##2A306A	1.00	12.14	1.73	12.14
#FFFFFF	12.14	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10386C

Deuteranopia (green-blind)

#043369

Tritanopia (blue-blind)

#033D48

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2a306a;
/* rgb */ color: rgb(42, 48, 106);
/* oklch */ color: oklch(33.8% 0.100 275.2);

Tailwind

colors: {
  custom: {
    50: '#6a6895',
    500: '#2a306a',
    950: '#000000',
  },
}

SCSS

$custom: #2a306a;
$custom-light: #6a6895;
$custom-dark: #000000;

JSON

{
  "hex": "#2a306a",
  "rgb": {
    "r": 42,
    "g": 48,
    "b": 106
  },
  "hsl": {
    "h": 234.375,
    "s": 43.243,
    "l": 29.02
  },
  "oklch": {
    "l": 0.33803,
    "c": 0.10011,
    "h": 275.2
  },
  "luminance": 0.03647
}

Semantic roles & 50–950 ramp

primary

#2A306A

secondary

#9C9554

accent

#C755D3

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060D

muted

#7A7A7E

Preview Lab

Preview with #2A306A

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

Preview Lab → · Contrast checker → · Palette generator →