#2A2B57#2A2B57

#2A2B57 is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.3% C 0.077 H 279.9°. Best body text is #FFFFFF at 13.28:1 contrast (WCAG AA passes).

Color values

HEX	#2A2B57
RGB	rgb(42, 43, 87)
HSL	hsl(239, 35%, 25%)
HSV	hsv(239, 52%, 34%)
CMYK	cmyk(51.7%, 50.6%, 0%, 65.9%)
CIE-LAB	lab(19.67, 13.20, -26.86)
CIE-LCH	lch(19.67, 29.93, 296.17°)
OKLab	oklab(31.26% 0.0134 -0.0763)
OKLCH	oklch(31.26% 0.077 279.9)
XYZ	xyz(3.5385, 2.9079, 9.3898)
Luminance	0.0291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2B57 #57562A

analogous

#2A4157 #2A2B57 #3F2A57

triadic

#2A2B57 #572A2B #2B572A

tetradic

#2A2B57 #572A41 #57562A #2A573F

square

#2A2B57 #572A41 #57562A #2A573F

split-complementary

#2A2B57 #573F2A #41572A

monochromatic

#0A0A15 #16172E #2A2B57 #3E3F80 #5254AA

Accessibility & contrast

On white

13.28

#2A2B57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#2A2B57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2B57

13.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2B57	#FFFFFF	#000000	##FFFFFF
##2A2B57	1.00	13.28	1.58	13.28
#FFFFFF	13.28	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#193159

Deuteranopia (green-blind)

#152E56

Tritanopia (blue-blind)

#1A343C

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #2a2b57;
/* rgb */ color: rgb(42, 43, 87);
/* oklch */ color: oklch(31.3% 0.077 279.9);

Tailwind

colors: {
  custom: {
    50: '#676487',
    500: '#2a2b57',
    950: '#000000',
  },
}

SCSS

$custom: #2a2b57;
$custom-light: #676487;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2b57",
  "rgb": {
    "r": 42,
    "g": 43,
    "b": 87
  },
  "hsl": {
    "h": 238.667,
    "s": 34.884,
    "l": 25.294
  },
  "oklch": {
    "l": 0.31265,
    "c": 0.07742,
    "h": 279.9
  },
  "luminance": 0.02908
}

Semantic roles & 50–950 ramp

primary

#2A2B57

secondary

#898853

accent

#C85DCB

background

#F6F5F8

surface

#EBEAEF

border

#C6C6CA

text

#06050B

muted

#7A797C

Preview Lab

Preview with #2A2B57

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

Preview Lab → · Contrast checker → · Palette generator →