#2B407D#2B407D

#2B407D is a dark, moderate blue. Relative luminance 0.057; OKLCH L 38.9% C 0.106 H 267.1°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#2B407D
RGB	rgb(43, 64, 125)
HSL	hsl(225, 49%, 33%)
HSV	hsv(225, 66%, 49%)
CMYK	cmyk(65.6%, 48.8%, 0%, 51%)
CIE-LAB	lab(28.54, 12.80, -37.17)
CIE-LCH	lch(28.54, 39.32, 289.01°)
OKLab	oklab(38.85% -0.0054 -0.1063)
OKLCH	oklch(38.85% 0.106 267.1)
XYZ	xyz(6.5301, 5.6605, 20.1465)
Luminance	0.0566 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B407D #7D682B

analogous

#2B697D #2B407D #3F2B7D

triadic

#2B407D #7D2B40 #407D2B

tetradic

#2B407D #7D2B69 #7D682B #2B7D3F

square

#2B407D #7D2B69 #7D682B #2B7D3F

split-complementary

#2B407D #7D3F2B #697D2B

monochromatic

#0C1122 #1B294F #2B407D #3B57AB #5C77C7

Accessibility & contrast

On white

9.85

#2B407D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#2B407D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B407D

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B407D	#FFFFFF	#000000	##FFFFFF
##2B407D	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22477F

Deuteranopia (green-blind)

#12407C

Tritanopia (blue-blind)

#004E58

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2b407d;
/* rgb */ color: rgb(43, 64, 125);
/* oklch */ color: oklch(38.9% 0.106 267.1);

Tailwind

colors: {
  custom: {
    50: '#6d74a3',
    500: '#2b407d',
    950: '#000000',
  },
}

SCSS

$custom: #2b407d;
$custom-light: #6d74a3;
$custom-dark: #000000;

JSON

{
  "hex": "#2b407d",
  "rgb": {
    "r": 43,
    "g": 64,
    "b": 125
  },
  "hsl": {
    "h": 224.634,
    "s": 48.81,
    "l": 32.941
  },
  "oklch": {
    "l": 0.38852,
    "c": 0.10644,
    "h": 267.1
  },
  "luminance": 0.05661
}

Semantic roles & 50–950 ramp

primary

#2B407D

secondary

#AD9757

accent

#B54FD8

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #2B407D

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

Preview Lab → · Contrast checker → · Palette generator →