#2A277E#2A277E

#2A277E is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.8% C 0.142 H 277.2°. Best body text is #FFFFFF at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#2A277E
RGB	rgb(42, 39, 126)
HSL	hsl(242, 53%, 32%)
HSV	hsv(242, 69%, 49%)
CMYK	cmyk(66.7%, 69%, 0%, 50.6%)
CIE-LAB	lab(21.76, 29.99, -48.80)
CIE-LCH	lch(21.76, 57.28, 301.57°)
OKLab	oklab(33.81% 0.0177 -0.1408)
OKLCH	oklch(33.81% 0.142 277.2)
XYZ	xyz(5.4450, 3.4492, 20.1134)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A277E #7B7E27

analogous

#27507E #2A277E #56277E

triadic

#2A277E #7E2A27 #277E2A

tetradic

#2A277E #7E2750 #7B7E27 #277E56

square

#2A277E #7E2750 #7B7E27 #277E56

split-complementary

#2A277E #7E5627 #507E27

monochromatic

#0B0A21 #1A194F #2A277E #3A35AD #5955CA

Accessibility & contrast

On white

12.43

#2A277E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#2A277E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A277E

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A277E	#FFFFFF	#000000	##FFFFFF
##2A277E	1.00	12.43	1.69	12.43
#FFFFFF	12.43	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003881

Deuteranopia (green-blind)

#00307C

Tritanopia (blue-blind)

#003E4F

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2a277e;
/* rgb */ color: rgb(42, 39, 126);
/* oklch */ color: oklch(33.8% 0.142 277.2);

Tailwind

colors: {
  custom: {
    50: '#6f62a4',
    500: '#2a277e',
    950: '#000000',
  },
}

SCSS

$custom: #2a277e;
$custom-light: #6f62a4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a277e",
  "rgb": {
    "r": 42,
    "g": 39,
    "b": 126
  },
  "hsl": {
    "h": 242.069,
    "s": 52.727,
    "l": 32.353
  },
  "oklch": {
    "l": 0.33805,
    "c": 0.14187,
    "h": 277.2
  },
  "luminance": 0.0345
}

Semantic roles & 50–950 ramp

primary

#2A277E

secondary

#ACAF52

accent

#DC4CD7

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#08050F

muted

#7B797F

Preview Lab

Preview with #2A277E

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

Preview Lab → · Contrast checker → · Palette generator →