#2B25A0#2B25A0

#2B25A0 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 37.1% C 0.188 H 274.3°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#2B25A0
RGB	rgb(43, 37, 160)
HSL	hsl(243, 62%, 39%)
HSV	hsv(243, 77%, 63%)
CMYK	cmyk(73.1%, 76.9%, 0%, 37.3%)
CIE-LAB	lab(24.87, 42.96, -64.78)
CIE-LCH	lch(24.87, 77.73, 303.55°)
OKLab	oklab(37.09% 0.0142 -0.1874)
OKLCH	oklch(37.09% 0.188 274.3)
XYZ	xyz(8.0009, 4.3740, 33.6735)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B25A0 #9AA025

analogous

#255CA0 #2B25A0 #6825A0

triadic

#2B25A0 #A02B25 #25A02B

tetradic

#2B25A0 #A0255C #9AA025 #25A068

square

#2B25A0 #A0255C #9AA025 #25A068

split-complementary

#2B25A0 #A06825 #5CA025

monochromatic

#100E3D #1E1A6E #2B25A0 #3A32D0 #6A64DB

Accessibility & contrast

On white

11.20

#2B25A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#2B25A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B25A0

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B25A0	#FFFFFF	#000000	##FFFFFF
##2B25A0	1.00	11.20	1.88	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A4

Deuteranopia (green-blind)

#00359E

Tritanopia (blue-blind)

#004961

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2b25a0;
/* rgb */ color: rgb(43, 37, 160);
/* oklch */ color: oklch(37.1% 0.188 274.3);

Tailwind

colors: {
  custom: {
    50: '#7762bd',
    500: '#2b25a0',
    950: '#000000',
  },
}

SCSS

$custom: #2b25a0;
$custom-light: #7762bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2b25a0",
  "rgb": {
    "r": 43,
    "g": 37,
    "b": 160
  },
  "hsl": {
    "h": 242.927,
    "s": 62.437,
    "l": 38.627
  },
  "oklch": {
    "l": 0.3709,
    "c": 0.18792,
    "h": 274.3
  },
  "luminance": 0.04375
}

Semantic roles & 50–950 ramp

primary

#2B25A0

secondary

#BCC160

accent

#E642DE

background

#F7F5FB

surface

#EEEAF7

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2B25A0

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

Preview Lab → · Contrast checker → · Palette generator →