#2A238F#2A238F

#2A238F is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.9% C 0.169 H 276.0°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#2A238F
RGB	rgb(42, 35, 143)
HSL	hsl(244, 61%, 35%)
HSV	hsv(244, 76%, 56%)
CMYK	cmyk(70.6%, 75.5%, 0%, 43.9%)
CIE-LAB	lab(22.57, 38.33, -58.13)
CIE-LCH	lch(22.57, 69.63, 303.40°)
OKLab	oklab(34.9% 0.0176 -0.168)
OKLCH	oklch(34.9% 0.169 276)
XYZ	xyz(6.5122, 3.6769, 26.3478)
Luminance	0.0368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A238F #888F23

analogous

#23528F #2A238F #60238F

triadic

#2A238F #8F2A23 #238F2A

tetradic

#2A238F #8F2352 #888F23 #238F60

square

#2A238F #8F2352 #888F23 #238F60

split-complementary

#2A238F #8F6023 #528F23

monochromatic

#0D0B2D #1C175E #2A238F #382FC0 #5F57D6

Accessibility & contrast

On white

12.10

#2A238F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#2A238F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A238F

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A238F	#FFFFFF	#000000	##FFFFFF
##2A238F	1.00	12.10	1.74	12.10
#FFFFFF	12.10	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B92

Deuteranopia (green-blind)

#00318D

Tritanopia (blue-blind)

#004257

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2a238f;
/* rgb */ color: rgb(42, 35, 143);
/* oklch */ color: oklch(34.9% 0.169 276.0);

Tailwind

colors: {
  custom: {
    50: '#7360b1',
    500: '#2a238f',
    950: '#000000',
  },
}

SCSS

$custom: #2a238f;
$custom-light: #7360b1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a238f",
  "rgb": {
    "r": 42,
    "g": 35,
    "b": 143
  },
  "hsl": {
    "h": 243.889,
    "s": 60.674,
    "l": 34.902
  },
  "oklch": {
    "l": 0.34903,
    "c": 0.16892,
    "h": 276
  },
  "luminance": 0.03677
}

Semantic roles & 50–950 ramp

primary

#2A238F

secondary

#B3BA54

accent

#E444D9

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090511

muted

#7B7980

Preview Lab

Preview with #2A238F

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

Preview Lab → · Contrast checker → · Palette generator →