#2641B0#2641B0

#2641B0 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.0% C 0.179 H 267.4°. Best body text is #FFFFFF at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#2641B0
RGB	rgb(38, 65, 176)
HSL	hsl(228, 64%, 42%)
HSV	hsv(228, 78%, 69%)
CMYK	cmyk(78.4%, 63.1%, 0%, 31%)
CIE-LAB	lab(32.54, 30.88, -61.82)
CIE-LCH	lch(32.54, 69.10, 296.54°)
OKLab	oklab(43.04% -0.008 -0.1788)
OKLCH	oklch(43.04% 0.179 267.4)
XYZ	xyz(10.5234, 7.3261, 41.9253)
Luminance	0.0733 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2641B0 #B09526

analogous

#2686B0 #2641B0 #5026B0

triadic

#2641B0 #B02641 #41B026

tetradic

#2641B0 #B02686 #B09526 #26B050

square

#2641B0 #B02686 #B09526 #26B050

split-complementary

#2641B0 #B05026 #86B026

monochromatic

#101C4B #1B2E7E #2641B0 #3E5CD5 #7086E0

Accessibility & contrast

On white

8.52

#2641B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#2641B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2641B0

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2641B0	#FFFFFF	#000000	##FFFFFF
##2641B0	1.00	8.52	2.47	8.52
#FFFFFF	8.52	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B4

Deuteranopia (green-blind)

#0046AE

Tritanopia (blue-blind)

#005E72

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2641b0;
/* rgb */ color: rgb(38, 65, 176);
/* oklch */ color: oklch(43.0% 0.179 267.4);

Tailwind

colors: {
  custom: {
    50: '#7775c9',
    500: '#2641b0',
    950: '#000000',
  },
}

SCSS

$custom: #2641b0;
$custom-light: #7775c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2641b0",
  "rgb": {
    "r": 38,
    "g": 65,
    "b": 176
  },
  "hsl": {
    "h": 228.261,
    "s": 64.486,
    "l": 41.961
  },
  "oklch": {
    "l": 0.43036,
    "c": 0.17898,
    "h": 267.4
  },
  "luminance": 0.07327
}

Semantic roles & 50–950 ramp

primary

#2641B0

secondary

#C7B56B

accent

#C740E7

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2641B0

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

Preview Lab → · Contrast checker → · Palette generator →