#2A257A#2A257A

#2A257A is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.1% C 0.139 H 278.2°. Best body text is #FFFFFF at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#2A257A
RGB	rgb(42, 37, 122)
HSL	hsl(244, 53%, 31%)
HSV	hsv(244, 70%, 48%)
CMYK	cmyk(65.6%, 69.7%, 0%, 52.2%)
CIE-LAB	lab(20.90, 29.86, -47.66)
CIE-LCH	lch(20.90, 56.24, 302.07°)
OKLab	oklab(33.07% 0.0199 -0.1374)
OKLCH	oklch(33.07% 0.139 278.2)
XYZ	xyz(5.1281, 3.2201, 18.7599)
Luminance	0.0322 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A257A #757A25

analogous

#254A7A #2A257A #54257A

triadic

#2A257A #7A2A25 #257A2A

tetradic

#2A257A #7A254A #757A25 #257A54

square

#2A257A #7A254A #757A25 #257A54

split-complementary

#2A257A #7A5425 #4A7A25

monochromatic

#0A091C #1A174B #2A257A #3A33A9 #5750CA

Accessibility & contrast

On white

12.77

#2A257A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#2A257A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A257A

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A257A	#FFFFFF	#000000	##FFFFFF
##2A257A	1.00	12.77	1.64	12.77
#FFFFFF	12.77	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367D

Deuteranopia (green-blind)

#002F78

Tritanopia (blue-blind)

#003B4C

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #2a257a;
/* rgb */ color: rgb(42, 37, 122);
/* oklch */ color: oklch(33.1% 0.139 278.2);

Tailwind

colors: {
  custom: {
    50: '#6e60a1',
    500: '#2a257a',
    950: '#000000',
  },
}

SCSS

$custom: #2a257a;
$custom-light: #6e60a1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a257a",
  "rgb": {
    "r": 42,
    "g": 37,
    "b": 122
  },
  "hsl": {
    "h": 243.529,
    "s": 53.459,
    "l": 31.176
  },
  "oklch": {
    "l": 0.3307,
    "c": 0.13885,
    "h": 278.2
  },
  "luminance": 0.03221
}

Semantic roles & 50–950 ramp

primary

#2A257A

secondary

#A7AC4E

accent

#DD4BD4

background

#F7F5FA

surface

#EDE9F3

border

#C8C5CD

text

#08050F

muted

#7B797F

Preview Lab

Preview with #2A257A

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

Preview Lab → · Contrast checker → · Palette generator →