#2B3D90#2B3D90

#2B3D90 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.7% C 0.139 H 269.7°. Best body text is #FFFFFF at 9.66:1 contrast (WCAG AA passes).

Color values

HEX	#2B3D90
RGB	rgb(43, 61, 144)
HSL	hsl(229, 54%, 37%)
HSV	hsv(229, 70%, 56%)
CMYK	cmyk(70.1%, 57.6%, 0%, 43.5%)
CIE-LAB	lab(29.07, 22.07, -48.11)
CIE-LCH	lch(29.07, 52.93, 294.64°)
OKLab	oklab(39.69% -0.0006 -0.1385)
OKLCH	oklch(39.69% 0.139 269.7)
XYZ	xyz(7.6973, 5.8640, 27.1064)
Luminance	0.0587 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3D90 #907E2B

analogous

#2B7090 #2B3D90 #4C2B90

triadic

#2B3D90 #902B3D #3D902B

tetradic

#2B3D90 #902B70 #907E2B #2B904C

square

#2B3D90 #902B70 #907E2B #2B904C

split-complementary

#2B3D90 #904C2B #70902B

monochromatic

#0F1532 #1D2961 #2B3D90 #3951BF #6578D1

Accessibility & contrast

On white

9.66

#2B3D90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#2B3D90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3D90

9.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3D90	#FFFFFF	#000000	##FFFFFF
##2B3D90	1.00	9.66	2.17	9.66
#FFFFFF	9.66	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004993

Deuteranopia (green-blind)

#00408E

Tritanopia (blue-blind)

#005160

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2b3d90;
/* rgb */ color: rgb(43, 61, 144);
/* oklch */ color: oklch(39.7% 0.139 269.7);

Tailwind

colors: {
  custom: {
    50: '#7272b1',
    500: '#2b3d90',
    950: '#000000',
  },
}

SCSS

$custom: #2b3d90;
$custom-light: #7272b1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3d90",
  "rgb": {
    "r": 43,
    "g": 61,
    "b": 144
  },
  "hsl": {
    "h": 229.307,
    "s": 54.011,
    "l": 36.667
  },
  "oklch": {
    "l": 0.39691,
    "c": 0.13853,
    "h": 269.7
  },
  "luminance": 0.05865
}

Semantic roles & 50–950 ramp

primary

#2B3D90

secondary

#B7A860

accent

#C34ADD

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2B3D90

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

Preview Lab → · Contrast checker → · Palette generator →