#2A2FA1#2A2FA1

#2A2FA1 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.6% C 0.179 H 272.4°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#2A2FA1
RGB	rgb(42, 47, 161)
HSL	hsl(237, 59%, 40%)
HSV	hsv(237, 74%, 63%)
CMYK	cmyk(73.9%, 70.8%, 0%, 36.9%)
CIE-LAB	lab(27.01, 37.34, -61.86)
CIE-LCH	lch(27.01, 72.26, 301.12°)
OKLab	oklab(38.63% 0.0076 -0.1789)
OKLCH	oklch(38.63% 0.179 272.4)
XYZ	xyz(8.4022, 5.0976, 34.2524)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2FA1 #A19C2A

analogous

#2A6BA1 #2A2FA1 #612AA1

triadic

#2A2FA1 #A12A2F #2FA12A

tetradic

#2A2FA1 #A12A6B #A19C2A #2AA161

square

#2A2FA1 #A12A6B #A19C2A #2AA161

split-complementary

#2A2FA1 #A1612A #6BA12A

monochromatic

#111340 #1D2170 #2A2FA1 #3C42CC #6D71D9

Accessibility & contrast

On white

10.40

#2A2FA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#2A2FA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2FA1

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2FA1	#FFFFFF	#000000	##FFFFFF
##2A2FA1	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A4

Deuteranopia (green-blind)

#003A9F

Tritanopia (blue-blind)

#004F64

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2a2fa1;
/* rgb */ color: rgb(42, 47, 161);
/* oklch */ color: oklch(38.6% 0.179 272.4);

Tailwind

colors: {
  custom: {
    50: '#7668be',
    500: '#2a2fa1',
    950: '#000000',
  },
}

SCSS

$custom: #2a2fa1;
$custom-light: #7668be;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2fa1",
  "rgb": {
    "r": 42,
    "g": 47,
    "b": 161
  },
  "hsl": {
    "h": 237.479,
    "s": 58.621,
    "l": 39.804
  },
  "oklch": {
    "l": 0.38629,
    "c": 0.17911,
    "h": 272.4
  },
  "luminance": 0.05098
}

Semantic roles & 50–950 ramp

primary

#2A2FA1

secondary

#C0BC67

accent

#DB46E2

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2A2FA1

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

Preview Lab → · Contrast checker → · Palette generator →