#2A30B2#2A30B2

#2A30B2 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.5% C 0.200 H 271.3°. Best body text is #FFFFFF at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#2A30B2
RGB	rgb(42, 48, 178)
HSL	hsl(237, 62%, 43%)
HSV	hsv(237, 76%, 70%)
CMYK	cmyk(76.4%, 73%, 0%, 30.2%)
CIE-LAB	lab(28.95, 42.64, -68.89)
CIE-LCH	lch(28.95, 81.02, 301.75°)
OKLab	oklab(40.54% 0.0046 -0.1994)
OKLCH	oklch(40.54% 0.2 271.3)
XYZ	xyz(10.0450, 5.8194, 42.7047)
Luminance	0.0582 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.28

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A30B2 #B2AC2A

analogous

#2A74B2 #2A30B2 #682AB2

triadic

#2A30B2 #B22A30 #30B22A

tetradic

#2A30B2 #B22A74 #B2AC2A #2AB268

square

#2A30B2 #B22A74 #B2AC2A #2AB268

split-complementary

#2A30B2 #B2682A #74B22A

monochromatic

#13154F #1E2380 #2A30B2 #464CD3 #777CDF

Accessibility & contrast

On white

9.70

#2A30B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#2A30B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A30B2

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A30B2	#FFFFFF	#000000	##FFFFFF
##2A30B2	1.00	9.70	2.16	9.70
#FFFFFF	9.70	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB6

Deuteranopia (green-blind)

#003EB0

Tritanopia (blue-blind)

#00556E

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2a30b2;
/* rgb */ color: rgb(42, 48, 178);
/* oklch */ color: oklch(40.5% 0.200 271.3);

Tailwind

colors: {
  custom: {
    50: '#7a69ca',
    500: '#2a30b2',
    950: '#000000',
  },
}

SCSS

$custom: #2a30b2;
$custom-light: #7a69ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2a30b2",
  "rgb": {
    "r": 42,
    "g": 48,
    "b": 178
  },
  "hsl": {
    "h": 237.353,
    "s": 61.818,
    "l": 43.137
  },
  "oklch": {
    "l": 0.40538,
    "c": 0.1995,
    "h": 271.3
  },
  "luminance": 0.0582
}

Semantic roles & 50–950 ramp

primary

#2A30B2

secondary

#C7C371

accent

#DE43E5

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2A30B2

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

Preview Lab → · Contrast checker → · Palette generator →